61270440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:400

約数の個数: 256

約数和(自身を含む): 241920000

約数和(自身を除く): 180649560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 19, 20, 21, 22, 24, 28, 30, 33, 35, 38, 40, 42, 44, 55, 56, 57, 60, 66, 70, 76, 77, 84, 88, 95, 105, 110, 114, 120, 132, 133, 140, 152, 154, 165, 168, 190, 209, 210, 220, 228, 231, 264, 266, 280, 285, 308, 330, 349, 380, 385, 399, 418, 420, 440, 456, 462, 532, 570, 616, 627, 660, 665, 698, 760, 770, 798, 836, 840, 924, 1045, 1047, 1064, 1140, 1155, 1254, 1320, 1330, 1396, 1463, 1540, 1596, 1672, 1745, 1848, 1995, 2090, 2094, 2280, 2310, 2443, 2508, 2660, 2792, 2926, 3080, 3135, 3192, 3490, 3839, 3990, 4180, 4188, 4389, 4620, 4886, 5016, 5235, 5320, 5852, 6270, 6631, 6980, 7315, 7329, 7678, 7980, 8360, 8376, 8778, 9240, 9772, 10470, 11517, 11704, 12215, 12540, 13262, 13960, 14630, 14658, 15356, 15960, 17556, 19195, 19544, 19893, 20940, 21945, 23034, 24430, 25080, 26524, 26873, 29260, 29316, 30712, 33155, 35112, 36645, 38390, 39786, 41880, 43890, 46068, 46417, 48860, 53048, 53746, 57585, 58520, 58632, 66310, 72941, 73290, 76780, 79572, 80619, 87780, 92136, 92834, 97720, 99465, 107492, 115170, 132620, 134365, 139251, 145882, 146580, 153560, 159144, 161238, 175560, 185668, 198930, 214984, 218823, 230340, 232085, 265240, 268730, 278502, 291764, 293160, 322476, 364705, 371336, 397860, 403095, 437646, 460680, 464170, 510587, 537460, 557004, 583528, 644952, 696255, 729410, 795720, 806190, 875292, 928340, 1021174, 1074920, 1094115, 1114008, 1392510, 1458820, 1531761, 1612380, 1750584, 1856680, 2042348, 2188230, 2552935, 2785020, 2917640, 3063522, 3224760, 4084696, 4376460, 5105870, 5570040, 6127044, 7658805, 8752920, 10211740, 12254088, 15317610, 20423480, 30635220, 61270440]

約数ペア:

[(1, 61270440), (2, 30635220), (3, 20423480), (4, 15317610), (5, 12254088), (6, 10211740), (7, 8752920), (8, 7658805), (10, 6127044), (11, 5570040), (12, 5105870), (14, 4376460), (15, 4084696), (19, 3224760), (20, 3063522), (21, 2917640), (22, 2785020), (24, 2552935), (28, 2188230), (30, 2042348), (33, 1856680), (35, 1750584), (38, 1612380), (40, 1531761), (42, 1458820), (44, 1392510), (55, 1114008), (56, 1094115), (57, 1074920), (60, 1021174), (66, 928340), (70, 875292), (76, 806190), (77, 795720), (84, 729410), (88, 696255), (95, 644952), (105, 583528), (110, 557004), (114, 537460), (120, 510587), (132, 464170), (133, 460680), (140, 437646), (152, 403095), (154, 397860), (165, 371336), (168, 364705), (190, 322476), (209, 293160), (210, 291764), (220, 278502), (228, 268730), (231, 265240), (264, 232085), (266, 230340), (280, 218823), (285, 214984), (308, 198930), (330, 185668), (349, 175560), (380, 161238), (385, 159144), (399, 153560), (418, 146580), (420, 145882), (440, 139251), (456, 134365), (462, 132620), (532, 115170), (570, 107492), (616, 99465), (627, 97720), (660, 92834), (665, 92136), (698, 87780), (760, 80619), (770, 79572), (798, 76780), (836, 73290), (840, 72941), (924, 66310), (1045, 58632), (1047, 58520), (1064, 57585), (1140, 53746), (1155, 53048), (1254, 48860), (1320, 46417), (1330, 46068), (1396, 43890), (1463, 41880), (1540, 39786), (1596, 38390), (1672, 36645), (1745, 35112), (1848, 33155), (1995, 30712), (2090, 29316), (2094, 29260), (2280, 26873), (2310, 26524), (2443, 25080), (2508, 24430), (2660, 23034), (2792, 21945), (2926, 20940), (3080, 19893), (3135, 19544), (3192, 19195), (3490, 17556), (3839, 15960), (3990, 15356), (4180, 14658), (4188, 14630), (4389, 13960), (4620, 13262), (4886, 12540), (5016, 12215), (5235, 11704), (5320, 11517), (5852, 10470), (6270, 9772), (6631, 9240), (6980, 8778), (7315, 8376), (7329, 8360), (7678, 7980)]