72857820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4231}}^1$

素因数の和:4291

約数の個数: 96

約数和(自身を含む): 238887936

約数和(自身を除く): 166030116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1722, 2460, 2870, 3444, 4231, 4305, 5740, 8462, 8610, 12693, 16924, 17220, 21155, 25386, 29617, 42310, 50772, 59234, 63465, 84620, 88851, 118468, 126930, 148085, 173471, 177702, 253860, 296170, 346942, 355404, 444255, 520413, 592340, 693884, 867355, 888510, 1040826, 1214297, 1734710, 1777020, 2081652, 2428594, 2602065, 3469420, 3642891, 4857188, 5204130, 6071485, 7285782, 10408260, 12142970, 14571564, 18214455, 24285940, 36428910, 72857820]

約数ペア:

[(1, 72857820), (2, 36428910), (3, 24285940), (4, 18214455), (5, 14571564), (6, 12142970), (7, 10408260), (10, 7285782), (12, 6071485), (14, 5204130), (15, 4857188), (20, 3642891), (21, 3469420), (28, 2602065), (30, 2428594), (35, 2081652), (41, 1777020), (42, 1734710), (60, 1214297), (70, 1040826), (82, 888510), (84, 867355), (105, 693884), (123, 592340), (140, 520413), (164, 444255), (205, 355404), (210, 346942), (246, 296170), (287, 253860), (410, 177702), (420, 173471), (492, 148085), (574, 126930), (615, 118468), (820, 88851), (861, 84620), (1148, 63465), (1230, 59234), (1435, 50772), (1722, 42310), (2460, 29617), (2870, 25386), (3444, 21155), (4231, 17220), (4305, 16924), (5740, 12693), (8462, 8610)]