309932640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2131}}^1$

素因数の和:2253

約数の個数: 144

約数和(自身を含む): 1068618096

約数和(自身を除く): 758685456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 101, 120, 144, 160, 180, 202, 240, 288, 303, 360, 404, 480, 505, 606, 720, 808, 909, 1010, 1212, 1440, 1515, 1616, 1818, 2020, 2131, 2424, 3030, 3232, 3636, 4040, 4262, 4545, 4848, 6060, 6393, 7272, 8080, 8524, 9090, 9696, 10655, 12120, 12786, 14544, 16160, 17048, 18180, 19179, 21310, 24240, 25572, 29088, 31965, 34096, 36360, 38358, 42620, 48480, 51144, 63930, 68192, 72720, 76716, 85240, 95895, 102288, 127860, 145440, 153432, 170480, 191790, 204576, 215231, 255720, 306864, 340960, 383580, 430462, 511440, 613728, 645693, 767160, 860924, 1022880, 1076155, 1291386, 1534320, 1721848, 1937079, 2152310, 2582772, 3068640, 3228465, 3443696, 3874158, 4304620, 5165544, 6456930, 6887392, 7748316, 8609240, 9685395, 10331088, 12913860, 15496632, 17218480, 19370790, 20662176, 25827720, 30993264, 34436960, 38741580, 51655440, 61986528, 77483160, 103310880, 154966320, 309932640]

約数ペア:

[(1, 309932640), (2, 154966320), (3, 103310880), (4, 77483160), (5, 61986528), (6, 51655440), (8, 38741580), (9, 34436960), (10, 30993264), (12, 25827720), (15, 20662176), (16, 19370790), (18, 17218480), (20, 15496632), (24, 12913860), (30, 10331088), (32, 9685395), (36, 8609240), (40, 7748316), (45, 6887392), (48, 6456930), (60, 5165544), (72, 4304620), (80, 3874158), (90, 3443696), (96, 3228465), (101, 3068640), (120, 2582772), (144, 2152310), (160, 1937079), (180, 1721848), (202, 1534320), (240, 1291386), (288, 1076155), (303, 1022880), (360, 860924), (404, 767160), (480, 645693), (505, 613728), (606, 511440), (720, 430462), (808, 383580), (909, 340960), (1010, 306864), (1212, 255720), (1440, 215231), (1515, 204576), (1616, 191790), (1818, 170480), (2020, 153432), (2131, 145440), (2424, 127860), (3030, 102288), (3232, 95895), (3636, 85240), (4040, 76716), (4262, 72720), (4545, 68192), (4848, 63930), (6060, 51144), (6393, 48480), (7272, 42620), (8080, 38358), (8524, 36360), (9090, 34096), (9696, 31965), (10655, 29088), (12120, 25572), (12786, 24240), (14544, 21310), (16160, 19179), (17048, 18180)]