2515695880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:575

約数の個数: 128

約数和(自身を含む): 6027955200

約数和(自身を除く): 3512259320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 101, 106, 124, 155, 202, 212, 248, 265, 310, 379, 404, 424, 505, 530, 620, 758, 808, 1010, 1060, 1240, 1516, 1643, 1895, 2020, 2120, 3032, 3131, 3286, 3790, 4040, 5353, 6262, 6572, 7580, 8215, 10706, 11749, 12524, 13144, 15160, 15655, 16430, 20087, 21412, 23498, 25048, 26765, 31310, 32860, 38279, 40174, 42824, 46996, 53530, 58745, 62620, 65720, 76558, 80348, 93992, 100435, 107060, 117490, 125240, 153116, 160696, 165943, 191395, 200870, 214120, 234980, 306232, 331886, 382790, 401740, 469960, 622697, 663772, 765580, 803480, 829715, 1186649, 1245394, 1327544, 1531160, 1659430, 2028787, 2373298, 2490788, 3113485, 3318860, 4057574, 4746596, 4981576, 5933245, 6226970, 6637720, 8115148, 9493192, 10143935, 11866490, 12453940, 16230296, 20287870, 23732980, 24907880, 40575740, 47465960, 62892397, 81151480, 125784794, 251569588, 314461985, 503139176, 628923970, 1257847940, 2515695880]

約数ペア:

[(1, 2515695880), (2, 1257847940), (4, 628923970), (5, 503139176), (8, 314461985), (10, 251569588), (20, 125784794), (31, 81151480), (40, 62892397), (53, 47465960), (62, 40575740), (101, 24907880), (106, 23732980), (124, 20287870), (155, 16230296), (202, 12453940), (212, 11866490), (248, 10143935), (265, 9493192), (310, 8115148), (379, 6637720), (404, 6226970), (424, 5933245), (505, 4981576), (530, 4746596), (620, 4057574), (758, 3318860), (808, 3113485), (1010, 2490788), (1060, 2373298), (1240, 2028787), (1516, 1659430), (1643, 1531160), (1895, 1327544), (2020, 1245394), (2120, 1186649), (3032, 829715), (3131, 803480), (3286, 765580), (3790, 663772), (4040, 622697), (5353, 469960), (6262, 401740), (6572, 382790), (7580, 331886), (8215, 306232), (10706, 234980), (11749, 214120), (12524, 200870), (13144, 191395), (15160, 165943), (15655, 160696), (16430, 153116), (20087, 125240), (21412, 117490), (23498, 107060), (25048, 100435), (26765, 93992), (31310, 80348), (32860, 76558), (38279, 65720), (40174, 62620), (42824, 58745), (46996, 53530)]