19487160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 384

約数和(自身を含む): 85363200

約数和(自身を除く): 65876040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 19, 20, 21, 22, 24, 28, 30, 33, 35, 36, 37, 38, 40, 42, 44, 45, 55, 56, 57, 60, 63, 66, 70, 72, 74, 76, 77, 84, 88, 90, 95, 99, 105, 110, 111, 114, 120, 126, 132, 133, 140, 148, 152, 154, 165, 168, 171, 180, 185, 190, 198, 209, 210, 220, 222, 228, 231, 252, 259, 264, 266, 280, 285, 296, 308, 315, 330, 333, 342, 360, 370, 380, 385, 396, 399, 407, 418, 420, 440, 444, 456, 462, 495, 504, 518, 532, 555, 570, 616, 627, 630, 660, 665, 666, 684, 693, 703, 740, 760, 770, 777, 792, 798, 814, 836, 840, 855, 888, 924, 990, 1036, 1045, 1064, 1110, 1140, 1155, 1197, 1221, 1254, 1260, 1295, 1320, 1330, 1332, 1368, 1386, 1406, 1463, 1480, 1540, 1554, 1596, 1628, 1665, 1672, 1710, 1848, 1881, 1980, 1995, 2035, 2072, 2090, 2109, 2220, 2280, 2310, 2331, 2394, 2442, 2508, 2520, 2590, 2660, 2664, 2772, 2812, 2849, 2926, 3080, 3108, 3135, 3192, 3256, 3330, 3420, 3465, 3515, 3663, 3762, 3885, 3960, 3990, 4070, 4180, 4218, 4389, 4440, 4620, 4662, 4788, 4884, 4921, 5016, 5180, 5320, 5544, 5624, 5698, 5852, 5985, 6105, 6216, 6270, 6327, 6660, 6840, 6930, 7030, 7315, 7326, 7524, 7733, 7770, 7980, 8140, 8360, 8436, 8547, 8778, 9240, 9324, 9405, 9576, 9768, 9842, 10360, 10545, 11396, 11655, 11704, 11970, 12210, 12540, 12654, 13167, 13320, 13860, 14060, 14245, 14630, 14652, 14763, 15048, 15466, 15540, 15960, 16280, 16872, 17094, 17556, 18315, 18648, 18810, 19684, 21090, 21945, 22792, 23199, 23310, 23940, 24420, 24605, 25080, 25308, 25641, 26334, 27720, 28120, 28490, 29260, 29304, 29526, 30932, 31080, 31635, 34188, 35112, 36630, 37620, 38665, 39368, 42180, 42735, 43890, 44289, 46398, 46620, 47880, 48840, 49210, 50616, 51282, 52668, 54131, 56980, 58520, 59052, 61864, 63270, 65835, 68376, 69597, 73260, 73815, 75240, 77330, 84360, 85470, 87780, 88578, 92796, 93240, 98420, 102564, 105336, 108262, 113960, 115995, 118104, 126540, 128205, 131670, 139194, 146520, 147630, 154660, 162393, 170940, 175560, 177156, 185592, 196840, 205128, 216524, 221445, 231990, 253080, 256410, 263340, 270655, 278388, 295260, 309320, 324786, 341880, 347985, 354312, 433048, 442890, 463980, 487179, 512820, 526680, 541310, 556776, 590520, 649572, 695970, 811965, 885780, 927960, 974358, 1025640, 1082620, 1299144, 1391940, 1623930, 1771560, 1948716, 2165240, 2435895, 2783880, 3247860, 3897432, 4871790, 6495720, 9743580, 19487160]

約数ペア:

[(1, 19487160), (2, 9743580), (3, 6495720), (4, 4871790), (5, 3897432), (6, 3247860), (7, 2783880), (8, 2435895), (9, 2165240), (10, 1948716), (11, 1771560), (12, 1623930), (14, 1391940), (15, 1299144), (18, 1082620), (19, 1025640), (20, 974358), (21, 927960), (22, 885780), (24, 811965), (28, 695970), (30, 649572), (33, 590520), (35, 556776), (36, 541310), (37, 526680), (38, 512820), (40, 487179), (42, 463980), (44, 442890), (45, 433048), (55, 354312), (56, 347985), (57, 341880), (60, 324786), (63, 309320), (66, 295260), (70, 278388), (72, 270655), (74, 263340), (76, 256410), (77, 253080), (84, 231990), (88, 221445), (90, 216524), (95, 205128), (99, 196840), (105, 185592), (110, 177156), (111, 175560), (114, 170940), (120, 162393), (126, 154660), (132, 147630), (133, 146520), (140, 139194), (148, 131670), (152, 128205), (154, 126540), (165, 118104), (168, 115995), (171, 113960), (180, 108262), (185, 105336), (190, 102564), (198, 98420), (209, 93240), (210, 92796), (220, 88578), (222, 87780), (228, 85470), (231, 84360), (252, 77330), (259, 75240), (264, 73815), (266, 73260), (280, 69597), (285, 68376), (296, 65835), (308, 63270), (315, 61864), (330, 59052), (333, 58520), (342, 56980), (360, 54131), (370, 52668), (380, 51282), (385, 50616), (396, 49210), (399, 48840), (407, 47880), (418, 46620), (420, 46398), (440, 44289), (444, 43890), (456, 42735), (462, 42180), (495, 39368), (504, 38665), (518, 37620), (532, 36630), (555, 35112), (570, 34188), (616, 31635), (627, 31080), (630, 30932), (660, 29526), (665, 29304), (666, 29260), (684, 28490), (693, 28120), (703, 27720), (740, 26334), (760, 25641), (770, 25308), (777, 25080), (792, 24605), (798, 24420), (814, 23940), (836, 23310), (840, 23199), (855, 22792), (888, 21945), (924, 21090), (990, 19684), (1036, 18810), (1045, 18648), (1064, 18315), (1110, 17556), (1140, 17094), (1155, 16872), (1197, 16280), (1221, 15960), (1254, 15540), (1260, 15466), (1295, 15048), (1320, 14763), (1330, 14652), (1332, 14630), (1368, 14245), (1386, 14060), (1406, 13860), (1463, 13320), (1480, 13167), (1540, 12654), (1554, 12540), (1596, 12210), (1628, 11970), (1665, 11704), (1672, 11655), (1710, 11396), (1848, 10545), (1881, 10360), (1980, 9842), (1995, 9768), (2035, 9576), (2072, 9405), (2090, 9324), (2109, 9240), (2220, 8778), (2280, 8547), (2310, 8436), (2331, 8360), (2394, 8140), (2442, 7980), (2508, 7770), (2520, 7733), (2590, 7524), (2660, 7326), (2664, 7315), (2772, 7030), (2812, 6930), (2849, 6840), (2926, 6660), (3080, 6327), (3108, 6270), (3135, 6216), (3192, 6105), (3256, 5985), (3330, 5852), (3420, 5698), (3465, 5624), (3515, 5544), (3663, 5320), (3762, 5180), (3885, 5016), (3960, 4921), (3990, 4884), (4070, 4788), (4180, 4662), (4218, 4620), (4389, 4440)]