399993048

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1489}}^1$

素因数の和:1562

約数の個数: 192

約数和(自身を含む): 1366747200

約数和(自身を除く): 966754152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 41, 42, 52, 56, 63, 72, 78, 82, 84, 91, 104, 117, 123, 126, 156, 164, 168, 182, 234, 246, 252, 273, 287, 312, 328, 364, 369, 468, 492, 504, 533, 546, 574, 728, 738, 819, 861, 936, 984, 1066, 1092, 1148, 1476, 1489, 1599, 1638, 1722, 2132, 2184, 2296, 2583, 2952, 2978, 3198, 3276, 3444, 3731, 4264, 4467, 4797, 5166, 5956, 6396, 6552, 6888, 7462, 8934, 9594, 10332, 10423, 11193, 11912, 12792, 13401, 14924, 17868, 19188, 19357, 20664, 20846, 22386, 26802, 29848, 31269, 33579, 35736, 38376, 38714, 41692, 44772, 53604, 58071, 61049, 62538, 67158, 77428, 83384, 89544, 93807, 107208, 116142, 122098, 125076, 134316, 135499, 154856, 174213, 183147, 187614, 232284, 244196, 250152, 268632, 270998, 348426, 366294, 375228, 406497, 427343, 464568, 488392, 541996, 549441, 696852, 732588, 750456, 793637, 812994, 854686, 1083992, 1098882, 1219491, 1282029, 1393704, 1465176, 1587274, 1625988, 1709372, 2197764, 2380911, 2438982, 2564058, 3174548, 3251976, 3418744, 3846087, 4395528, 4761822, 4877964, 5128116, 5555459, 6349096, 7142733, 7692174, 9523644, 9755928, 10256232, 11110918, 14285466, 15384348, 16666377, 19047288, 22221836, 28570932, 30768696, 33332754, 44443672, 49999131, 57141864, 66665508, 99998262, 133331016, 199996524, 399993048]

約数ペア:

[(1, 399993048), (2, 199996524), (3, 133331016), (4, 99998262), (6, 66665508), (7, 57141864), (8, 49999131), (9, 44443672), (12, 33332754), (13, 30768696), (14, 28570932), (18, 22221836), (21, 19047288), (24, 16666377), (26, 15384348), (28, 14285466), (36, 11110918), (39, 10256232), (41, 9755928), (42, 9523644), (52, 7692174), (56, 7142733), (63, 6349096), (72, 5555459), (78, 5128116), (82, 4877964), (84, 4761822), (91, 4395528), (104, 3846087), (117, 3418744), (123, 3251976), (126, 3174548), (156, 2564058), (164, 2438982), (168, 2380911), (182, 2197764), (234, 1709372), (246, 1625988), (252, 1587274), (273, 1465176), (287, 1393704), (312, 1282029), (328, 1219491), (364, 1098882), (369, 1083992), (468, 854686), (492, 812994), (504, 793637), (533, 750456), (546, 732588), (574, 696852), (728, 549441), (738, 541996), (819, 488392), (861, 464568), (936, 427343), (984, 406497), (1066, 375228), (1092, 366294), (1148, 348426), (1476, 270998), (1489, 268632), (1599, 250152), (1638, 244196), (1722, 232284), (2132, 187614), (2184, 183147), (2296, 174213), (2583, 154856), (2952, 135499), (2978, 134316), (3198, 125076), (3276, 122098), (3444, 116142), (3731, 107208), (4264, 93807), (4467, 89544), (4797, 83384), (5166, 77428), (5956, 67158), (6396, 62538), (6552, 61049), (6888, 58071), (7462, 53604), (8934, 44772), (9594, 41692), (10332, 38714), (10423, 38376), (11193, 35736), (11912, 33579), (12792, 31269), (13401, 29848), (14924, 26802), (17868, 22386), (19188, 20846), (19357, 20664)]