1645490820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1\times {\mathrm{1877}}^1$

素因数の和:2677

約数の個数: 96

約数和(自身を含む): 4858761600

約数和(自身を除く): 3213270780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 769, 1140, 1538, 1877, 2307, 3076, 3754, 3845, 4614, 5631, 7508, 7690, 9228, 9385, 11262, 11535, 14611, 15380, 18770, 22524, 23070, 28155, 29222, 35663, 37540, 43833, 46140, 56310, 58444, 71326, 73055, 87666, 106989, 112620, 142652, 146110, 175332, 178315, 213978, 219165, 292220, 356630, 427956, 438330, 534945, 713260, 876660, 1069890, 1443413, 2139780, 2886826, 4330239, 5773652, 7217065, 8660478, 14434130, 17320956, 21651195, 27424847, 28868260, 43302390, 54849694, 82274541, 86604780, 109699388, 137124235, 164549082, 274248470, 329098164, 411372705, 548496940, 822745410, 1645490820]

約数ペア:

[(1, 1645490820), (2, 822745410), (3, 548496940), (4, 411372705), (5, 329098164), (6, 274248470), (10, 164549082), (12, 137124235), (15, 109699388), (19, 86604780), (20, 82274541), (30, 54849694), (38, 43302390), (57, 28868260), (60, 27424847), (76, 21651195), (95, 17320956), (114, 14434130), (190, 8660478), (228, 7217065), (285, 5773652), (380, 4330239), (570, 2886826), (769, 2139780), (1140, 1443413), (1538, 1069890), (1877, 876660), (2307, 713260), (3076, 534945), (3754, 438330), (3845, 427956), (4614, 356630), (5631, 292220), (7508, 219165), (7690, 213978), (9228, 178315), (9385, 175332), (11262, 146110), (11535, 142652), (14611, 112620), (15380, 106989), (18770, 87666), (22524, 73055), (23070, 71326), (28155, 58444), (29222, 56310), (35663, 46140), (37540, 43833)]