291239730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2221}}^1$

素因数の和:2312

約数の個数: 96

約数和(自身を含む): 798640128

約数和(自身を除く): 507400398

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 47, 62, 90, 93, 94, 141, 155, 186, 235, 279, 282, 310, 423, 465, 470, 558, 705, 846, 930, 1395, 1410, 1457, 2115, 2221, 2790, 2914, 4230, 4371, 4442, 6663, 7285, 8742, 11105, 13113, 13326, 14570, 19989, 21855, 22210, 26226, 33315, 39978, 43710, 65565, 66630, 68851, 99945, 104387, 131130, 137702, 199890, 206553, 208774, 313161, 344255, 413106, 521935, 619659, 626322, 688510, 939483, 1032765, 1043870, 1239318, 1565805, 1878966, 2065530, 3098295, 3131610, 3235997, 4697415, 6196590, 6471994, 9394830, 9707991, 16179985, 19415982, 29123973, 32359970, 48539955, 58247946, 97079910, 145619865, 291239730]

約数ペア:

[(1, 291239730), (2, 145619865), (3, 97079910), (5, 58247946), (6, 48539955), (9, 32359970), (10, 29123973), (15, 19415982), (18, 16179985), (30, 9707991), (31, 9394830), (45, 6471994), (47, 6196590), (62, 4697415), (90, 3235997), (93, 3131610), (94, 3098295), (141, 2065530), (155, 1878966), (186, 1565805), (235, 1239318), (279, 1043870), (282, 1032765), (310, 939483), (423, 688510), (465, 626322), (470, 619659), (558, 521935), (705, 413106), (846, 344255), (930, 313161), (1395, 208774), (1410, 206553), (1457, 199890), (2115, 137702), (2221, 131130), (2790, 104387), (2914, 99945), (4230, 68851), (4371, 66630), (4442, 65565), (6663, 43710), (7285, 39978), (8742, 33315), (11105, 26226), (13113, 22210), (13326, 21855), (14570, 19989)]