403992680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2707}}^1$

素因数の和:2779

約数の個数: 128

約数和(自身を含む): 1146458880

約数和(自身を除く): 742466200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 82, 91, 104, 130, 140, 164, 182, 205, 260, 280, 287, 328, 364, 410, 455, 520, 533, 574, 728, 820, 910, 1066, 1148, 1435, 1640, 1820, 2132, 2296, 2665, 2707, 2870, 3640, 3731, 4264, 5330, 5414, 5740, 7462, 10660, 10828, 11480, 13535, 14924, 18655, 18949, 21320, 21656, 27070, 29848, 35191, 37310, 37898, 54140, 70382, 74620, 75796, 94745, 108280, 110987, 140764, 149240, 151592, 175955, 189490, 221974, 246337, 281528, 351910, 378980, 443948, 492674, 554935, 703820, 757960, 776909, 887896, 985348, 1109870, 1231685, 1407640, 1442831, 1553818, 1970696, 2219740, 2463370, 2885662, 3107636, 3884545, 4439480, 4926740, 5771324, 6215272, 7214155, 7769090, 9853480, 10099817, 11542648, 14428310, 15538180, 20199634, 28856620, 31076360, 40399268, 50499085, 57713240, 80798536, 100998170, 201996340, 403992680]

約数ペア:

[(1, 403992680), (2, 201996340), (4, 100998170), (5, 80798536), (7, 57713240), (8, 50499085), (10, 40399268), (13, 31076360), (14, 28856620), (20, 20199634), (26, 15538180), (28, 14428310), (35, 11542648), (40, 10099817), (41, 9853480), (52, 7769090), (56, 7214155), (65, 6215272), (70, 5771324), (82, 4926740), (91, 4439480), (104, 3884545), (130, 3107636), (140, 2885662), (164, 2463370), (182, 2219740), (205, 1970696), (260, 1553818), (280, 1442831), (287, 1407640), (328, 1231685), (364, 1109870), (410, 985348), (455, 887896), (520, 776909), (533, 757960), (574, 703820), (728, 554935), (820, 492674), (910, 443948), (1066, 378980), (1148, 351910), (1435, 281528), (1640, 246337), (1820, 221974), (2132, 189490), (2296, 175955), (2665, 151592), (2707, 149240), (2870, 140764), (3640, 110987), (3731, 108280), (4264, 94745), (5330, 75796), (5414, 74620), (5740, 70382), (7462, 54140), (10660, 37898), (10828, 37310), (11480, 35191), (13535, 29848), (14924, 27070), (18655, 21656), (18949, 21320)]