255527580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 384

約数和(自身を含む): 975421440

約数和(自身を除く): 719893860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 41, 42, 44, 55, 57, 60, 66, 70, 71, 76, 77, 82, 84, 95, 105, 110, 114, 123, 132, 133, 140, 142, 154, 164, 165, 190, 205, 209, 210, 213, 220, 228, 231, 246, 266, 284, 285, 287, 308, 330, 355, 380, 385, 399, 410, 418, 420, 426, 451, 462, 492, 497, 532, 570, 574, 615, 627, 660, 665, 710, 770, 779, 781, 798, 820, 836, 852, 861, 902, 924, 994, 1045, 1065, 1140, 1148, 1155, 1230, 1254, 1330, 1349, 1353, 1420, 1435, 1463, 1491, 1540, 1558, 1562, 1596, 1722, 1804, 1988, 1995, 2090, 2130, 2255, 2310, 2337, 2343, 2460, 2485, 2508, 2660, 2698, 2706, 2870, 2911, 2926, 2982, 3116, 3124, 3135, 3157, 3444, 3895, 3905, 3990, 4047, 4180, 4260, 4305, 4389, 4510, 4620, 4674, 4686, 4970, 5396, 5412, 5453, 5467, 5740, 5822, 5852, 5964, 6270, 6314, 6745, 6765, 7315, 7455, 7790, 7810, 7980, 8094, 8569, 8610, 8733, 8778, 9020, 9348, 9372, 9443, 9471, 9940, 10906, 10934, 11644, 11685, 11715, 12540, 12628, 13490, 13530, 14555, 14630, 14839, 14910, 15580, 15620, 15785, 16188, 16359, 16401, 17138, 17220, 17466, 17556, 18886, 18942, 20235, 20377, 21812, 21868, 21945, 23370, 23430, 25707, 26980, 27060, 27265, 27335, 28329, 29110, 29260, 29678, 29820, 31570, 32021, 32718, 32802, 34276, 34932, 37772, 37884, 40470, 40754, 42845, 43665, 43890, 44517, 46740, 46860, 47215, 47355, 51414, 54530, 54670, 55309, 56658, 58220, 59356, 59983, 61131, 63140, 64042, 65436, 65604, 74195, 80940, 81508, 81795, 82005, 85690, 87330, 87780, 89034, 94430, 94710, 96063, 101885, 102828, 103873, 109060, 109340, 110618, 113316, 119966, 122262, 128084, 128535, 141645, 148390, 160105, 163590, 164010, 165927, 171380, 174660, 178068, 179949, 188860, 189420, 192126, 203770, 207746, 221236, 222585, 224147, 239932, 244524, 257070, 276545, 283290, 296780, 299915, 305655, 311619, 320210, 327180, 328020, 331854, 359898, 384252, 387163, 407540, 415492, 445170, 448294, 480315, 514140, 519365, 553090, 566580, 599830, 608399, 611310, 623238, 640420, 663708, 672441, 719796, 774326, 829635, 890340, 896588, 899745, 960630, 1038730, 1106180, 1120735, 1161489, 1199660, 1216798, 1222620, 1246476, 1344882, 1548652, 1558095, 1659270, 1799490, 1825197, 1921260, 1935815, 2077460, 2241470, 2322978, 2433596, 2689764, 3041995, 3116190, 3318540, 3362205, 3598980, 3650394, 3871630, 4258793, 4482940, 4645956, 5807445, 6083990, 6232380, 6724410, 7300788, 7743260, 8517586, 9125985, 11614890, 12167980, 12776379, 13448820, 17035172, 18251970, 21293965, 23229780, 25552758, 36503940, 42587930, 51105516, 63881895, 85175860, 127763790, 255527580]

約数ペア:

[(1, 255527580), (2, 127763790), (3, 85175860), (4, 63881895), (5, 51105516), (6, 42587930), (7, 36503940), (10, 25552758), (11, 23229780), (12, 21293965), (14, 18251970), (15, 17035172), (19, 13448820), (20, 12776379), (21, 12167980), (22, 11614890), (28, 9125985), (30, 8517586), (33, 7743260), (35, 7300788), (38, 6724410), (41, 6232380), (42, 6083990), (44, 5807445), (55, 4645956), (57, 4482940), (60, 4258793), (66, 3871630), (70, 3650394), (71, 3598980), (76, 3362205), (77, 3318540), (82, 3116190), (84, 3041995), (95, 2689764), (105, 2433596), (110, 2322978), (114, 2241470), (123, 2077460), (132, 1935815), (133, 1921260), (140, 1825197), (142, 1799490), (154, 1659270), (164, 1558095), (165, 1548652), (190, 1344882), (205, 1246476), (209, 1222620), (210, 1216798), (213, 1199660), (220, 1161489), (228, 1120735), (231, 1106180), (246, 1038730), (266, 960630), (284, 899745), (285, 896588), (287, 890340), (308, 829635), (330, 774326), (355, 719796), (380, 672441), (385, 663708), (399, 640420), (410, 623238), (418, 611310), (420, 608399), (426, 599830), (451, 566580), (462, 553090), (492, 519365), (497, 514140), (532, 480315), (570, 448294), (574, 445170), (615, 415492), (627, 407540), (660, 387163), (665, 384252), (710, 359898), (770, 331854), (779, 328020), (781, 327180), (798, 320210), (820, 311619), (836, 305655), (852, 299915), (861, 296780), (902, 283290), (924, 276545), (994, 257070), (1045, 244524), (1065, 239932), (1140, 224147), (1148, 222585), (1155, 221236), (1230, 207746), (1254, 203770), (1330, 192126), (1349, 189420), (1353, 188860), (1420, 179949), (1435, 178068), (1463, 174660), (1491, 171380), (1540, 165927), (1558, 164010), (1562, 163590), (1596, 160105), (1722, 148390), (1804, 141645), (1988, 128535), (1995, 128084), (2090, 122262), (2130, 119966), (2255, 113316), (2310, 110618), (2337, 109340), (2343, 109060), (2460, 103873), (2485, 102828), (2508, 101885), (2660, 96063), (2698, 94710), (2706, 94430), (2870, 89034), (2911, 87780), (2926, 87330), (2982, 85690), (3116, 82005), (3124, 81795), (3135, 81508), (3157, 80940), (3444, 74195), (3895, 65604), (3905, 65436), (3990, 64042), (4047, 63140), (4180, 61131), (4260, 59983), (4305, 59356), (4389, 58220), (4510, 56658), (4620, 55309), (4674, 54670), (4686, 54530), (4970, 51414), (5396, 47355), (5412, 47215), (5453, 46860), (5467, 46740), (5740, 44517), (5822, 43890), (5852, 43665), (5964, 42845), (6270, 40754), (6314, 40470), (6745, 37884), (6765, 37772), (7315, 34932), (7455, 34276), (7790, 32802), (7810, 32718), (7980, 32021), (8094, 31570), (8569, 29820), (8610, 29678), (8733, 29260), (8778, 29110), (9020, 28329), (9348, 27335), (9372, 27265), (9443, 27060), (9471, 26980), (9940, 25707), (10906, 23430), (10934, 23370), (11644, 21945), (11685, 21868), (11715, 21812), (12540, 20377), (12628, 20235), (13490, 18942), (13530, 18886), (14555, 17556), (14630, 17466), (14839, 17220), (14910, 17138), (15580, 16401), (15620, 16359), (15785, 16188)]