354812360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1087

約数の個数: 128

約数和(自身を含む): 965744640

約数和(自身を除く): 610932280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 41, 56, 62, 70, 82, 124, 140, 155, 164, 205, 217, 248, 280, 287, 310, 328, 410, 434, 574, 620, 820, 868, 997, 1085, 1148, 1240, 1271, 1435, 1640, 1736, 1994, 2170, 2296, 2542, 2870, 3988, 4340, 4985, 5084, 5740, 6355, 6979, 7976, 8680, 8897, 9970, 10168, 11480, 12710, 13958, 17794, 19940, 25420, 27916, 30907, 34895, 35588, 39880, 40877, 44485, 50840, 55832, 61814, 69790, 71176, 81754, 88970, 123628, 139580, 154535, 163508, 177940, 204385, 216349, 247256, 279160, 286139, 309070, 327016, 355880, 408770, 432698, 572278, 618140, 817540, 865396, 1081745, 1144556, 1236280, 1267187, 1430695, 1635080, 1730792, 2163490, 2289112, 2534374, 2861390, 4326980, 5068748, 5722780, 6335935, 8653960, 8870309, 10137496, 11445560, 12671870, 17740618, 25343740, 35481236, 44351545, 50687480, 70962472, 88703090, 177406180, 354812360]

約数ペア:

[(1, 354812360), (2, 177406180), (4, 88703090), (5, 70962472), (7, 50687480), (8, 44351545), (10, 35481236), (14, 25343740), (20, 17740618), (28, 12671870), (31, 11445560), (35, 10137496), (40, 8870309), (41, 8653960), (56, 6335935), (62, 5722780), (70, 5068748), (82, 4326980), (124, 2861390), (140, 2534374), (155, 2289112), (164, 2163490), (205, 1730792), (217, 1635080), (248, 1430695), (280, 1267187), (287, 1236280), (310, 1144556), (328, 1081745), (410, 865396), (434, 817540), (574, 618140), (620, 572278), (820, 432698), (868, 408770), (997, 355880), (1085, 327016), (1148, 309070), (1240, 286139), (1271, 279160), (1435, 247256), (1640, 216349), (1736, 204385), (1994, 177940), (2170, 163508), (2296, 154535), (2542, 139580), (2870, 123628), (3988, 88970), (4340, 81754), (4985, 71176), (5084, 69790), (5740, 61814), (6355, 55832), (6979, 50840), (7976, 44485), (8680, 40877), (8897, 39880), (9970, 35588), (10168, 34895), (11480, 30907), (12710, 27916), (13958, 25420), (17794, 19940)]