644487312

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1103}}^1$

素因数の和:1205

約数の個数: 160

約数和(自身を含む): 1997586432

約数和(自身を除く): 1353099120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 47, 48, 56, 74, 84, 94, 111, 112, 141, 148, 168, 188, 222, 259, 282, 296, 329, 336, 376, 444, 518, 564, 592, 658, 752, 777, 888, 987, 1036, 1103, 1128, 1316, 1554, 1739, 1776, 1974, 2072, 2206, 2256, 2632, 3108, 3309, 3478, 3948, 4144, 4412, 5217, 5264, 6216, 6618, 6956, 7721, 7896, 8824, 10434, 12173, 12432, 13236, 13912, 15442, 15792, 17648, 20868, 23163, 24346, 26472, 27824, 30884, 36519, 40811, 41736, 46326, 48692, 51841, 52944, 61768, 73038, 81622, 83472, 92652, 97384, 103682, 122433, 123536, 146076, 155523, 163244, 185304, 194768, 207364, 244866, 285677, 292152, 311046, 326488, 362887, 370608, 414728, 489732, 571354, 584304, 622092, 652976, 725774, 829456, 857031, 979464, 1088661, 1142708, 1244184, 1451548, 1714062, 1918117, 1958928, 2177322, 2285416, 2488368, 2903096, 3428124, 3836234, 4354644, 4570832, 5754351, 5806192, 6856248, 7672468, 8709288, 11508702, 13426819, 13712496, 15344936, 17418576, 23017404, 26853638, 30689872, 40280457, 46034808, 53707276, 80560914, 92069616, 107414552, 161121828, 214829104, 322243656, 644487312]

約数ペア:

[(1, 644487312), (2, 322243656), (3, 214829104), (4, 161121828), (6, 107414552), (7, 92069616), (8, 80560914), (12, 53707276), (14, 46034808), (16, 40280457), (21, 30689872), (24, 26853638), (28, 23017404), (37, 17418576), (42, 15344936), (47, 13712496), (48, 13426819), (56, 11508702), (74, 8709288), (84, 7672468), (94, 6856248), (111, 5806192), (112, 5754351), (141, 4570832), (148, 4354644), (168, 3836234), (188, 3428124), (222, 2903096), (259, 2488368), (282, 2285416), (296, 2177322), (329, 1958928), (336, 1918117), (376, 1714062), (444, 1451548), (518, 1244184), (564, 1142708), (592, 1088661), (658, 979464), (752, 857031), (777, 829456), (888, 725774), (987, 652976), (1036, 622092), (1103, 584304), (1128, 571354), (1316, 489732), (1554, 414728), (1739, 370608), (1776, 362887), (1974, 326488), (2072, 311046), (2206, 292152), (2256, 285677), (2632, 244866), (3108, 207364), (3309, 194768), (3478, 185304), (3948, 163244), (4144, 155523), (4412, 146076), (5217, 123536), (5264, 122433), (6216, 103682), (6618, 97384), (6956, 92652), (7721, 83472), (7896, 81622), (8824, 73038), (10434, 61768), (12173, 52944), (12432, 51841), (13236, 48692), (13912, 46326), (15442, 41736), (15792, 40811), (17648, 36519), (20868, 30884), (23163, 27824), (24346, 26472)]