4320420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 13547520

約数和(自身を除く): 9227100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 145, 156, 174, 191, 195, 260, 290, 348, 377, 382, 390, 435, 573, 580, 754, 764, 780, 870, 955, 1131, 1146, 1508, 1740, 1885, 1910, 2262, 2292, 2483, 2865, 3770, 3820, 4524, 4966, 5539, 5655, 5730, 7449, 7540, 9932, 11078, 11310, 11460, 12415, 14898, 16617, 22156, 22620, 24830, 27695, 29796, 33234, 37245, 49660, 55390, 66468, 72007, 74490, 83085, 110780, 144014, 148980, 166170, 216021, 288028, 332340, 360035, 432042, 720070, 864084, 1080105, 1440140, 2160210, 4320420]

約数ペア:

[(1, 4320420), (2, 2160210), (3, 1440140), (4, 1080105), (5, 864084), (6, 720070), (10, 432042), (12, 360035), (13, 332340), (15, 288028), (20, 216021), (26, 166170), (29, 148980), (30, 144014), (39, 110780), (52, 83085), (58, 74490), (60, 72007), (65, 66468), (78, 55390), (87, 49660), (116, 37245), (130, 33234), (145, 29796), (156, 27695), (174, 24830), (191, 22620), (195, 22156), (260, 16617), (290, 14898), (348, 12415), (377, 11460), (382, 11310), (390, 11078), (435, 9932), (573, 7540), (580, 7449), (754, 5730), (764, 5655), (780, 5539), (870, 4966), (955, 4524), (1131, 3820), (1146, 3770), (1508, 2865), (1740, 2483), (1885, 2292), (1910, 2262)]