205604880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65899}}^1$

素因数の和:65928

約数の個数: 80

約数和(自身を含む): 686414400

約数和(自身を除く): 480809520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 65899, 131798, 197697, 263596, 329495, 395394, 527192, 658990, 790788, 856687, 988485, 1054384, 1317980, 1581576, 1713374, 1976970, 2570061, 2635960, 3163152, 3426748, 3953940, 4283435, 5140122, 5271920, 6853496, 7907880, 8566870, 10280244, 12850305, 13706992, 15815760, 17133740, 20560488, 25700610, 34267480, 41120976, 51401220, 68534960, 102802440, 205604880]

約数ペア:

[(1, 205604880), (2, 102802440), (3, 68534960), (4, 51401220), (5, 41120976), (6, 34267480), (8, 25700610), (10, 20560488), (12, 17133740), (13, 15815760), (15, 13706992), (16, 12850305), (20, 10280244), (24, 8566870), (26, 7907880), (30, 6853496), (39, 5271920), (40, 5140122), (48, 4283435), (52, 3953940), (60, 3426748), (65, 3163152), (78, 2635960), (80, 2570061), (104, 1976970), (120, 1713374), (130, 1581576), (156, 1317980), (195, 1054384), (208, 988485), (240, 856687), (260, 790788), (312, 658990), (390, 527192), (520, 395394), (624, 329495), (780, 263596), (1040, 197697), (1560, 131798), (3120, 65899)]