145715640

素因数分解:

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

素因数の和:4293

約数の個数: 128

約数和(自身を含む): 511902720

約数和(自身を除く): 366187080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2296, 2460, 2870, 3444, 4231, 4305, 4920, 5740, 6888, 8462, 8610, 11480, 12693, 16924, 17220, 21155, 25386, 29617, 33848, 34440, 42310, 50772, 59234, 63465, 84620, 88851, 101544, 118468, 126930, 148085, 169240, 173471, 177702, 236936, 253860, 296170, 346942, 355404, 444255, 507720, 520413, 592340, 693884, 710808, 867355, 888510, 1040826, 1184680, 1214297, 1387768, 1734710, 1777020, 2081652, 2428594, 2602065, 3469420, 3554040, 3642891, 4163304, 4857188, 5204130, 6071485, 6938840, 7285782, 9714376, 10408260, 12142970, 14571564, 18214455, 20816520, 24285940, 29143128, 36428910, 48571880, 72857820, 145715640]

約数ペア:

[(1, 145715640), (2, 72857820), (3, 48571880), (4, 36428910), (5, 29143128), (6, 24285940), (7, 20816520), (8, 18214455), (10, 14571564), (12, 12142970), (14, 10408260), (15, 9714376), (20, 7285782), (21, 6938840), (24, 6071485), (28, 5204130), (30, 4857188), (35, 4163304), (40, 3642891), (41, 3554040), (42, 3469420), (56, 2602065), (60, 2428594), (70, 2081652), (82, 1777020), (84, 1734710), (105, 1387768), (120, 1214297), (123, 1184680), (140, 1040826), (164, 888510), (168, 867355), (205, 710808), (210, 693884), (246, 592340), (280, 520413), (287, 507720), (328, 444255), (410, 355404), (420, 346942), (492, 296170), (574, 253860), (615, 236936), (820, 177702), (840, 173471), (861, 169240), (984, 148085), (1148, 126930), (1230, 118468), (1435, 101544), (1640, 88851), (1722, 84620), (2296, 63465), (2460, 59234), (2870, 50772), (3444, 42310), (4231, 34440), (4305, 33848), (4920, 29617), (5740, 25386), (6888, 21155), (8462, 17220), (8610, 16924), (11480, 12693)]