251159520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16879}}^1$

素因数の和:16928

約数の個数: 96

約数和(自身を含む): 816721920

約数和(自身を除く): 565562400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 16879, 33758, 50637, 67516, 84395, 101274, 135032, 168790, 202548, 253185, 270064, 337580, 405096, 506370, 523249, 540128, 675160, 810192, 1012740, 1046498, 1350320, 1569747, 1620384, 2025480, 2092996, 2616245, 2700640, 3139494, 4050960, 4185992, 5232490, 6278988, 7848735, 8101920, 8371984, 10464980, 12557976, 15697470, 16743968, 20929960, 25115952, 31394940, 41859920, 50231904, 62789880, 83719840, 125579760, 251159520]

約数ペア:

[(1, 251159520), (2, 125579760), (3, 83719840), (4, 62789880), (5, 50231904), (6, 41859920), (8, 31394940), (10, 25115952), (12, 20929960), (15, 16743968), (16, 15697470), (20, 12557976), (24, 10464980), (30, 8371984), (31, 8101920), (32, 7848735), (40, 6278988), (48, 5232490), (60, 4185992), (62, 4050960), (80, 3139494), (93, 2700640), (96, 2616245), (120, 2092996), (124, 2025480), (155, 1620384), (160, 1569747), (186, 1350320), (240, 1046498), (248, 1012740), (310, 810192), (372, 675160), (465, 540128), (480, 523249), (496, 506370), (620, 405096), (744, 337580), (930, 270064), (992, 253185), (1240, 202548), (1488, 168790), (1860, 135032), (2480, 101274), (2976, 84395), (3720, 67516), (4960, 50637), (7440, 33758), (14880, 16879)]