20040150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 54996480

約数和(自身を除く): 34956330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 43, 50, 65, 75, 78, 86, 129, 130, 150, 195, 215, 239, 258, 325, 390, 430, 478, 559, 645, 650, 717, 975, 1075, 1118, 1195, 1290, 1434, 1677, 1950, 2150, 2390, 2795, 3107, 3225, 3354, 3585, 5590, 5975, 6214, 6450, 7170, 8385, 9321, 10277, 11950, 13975, 15535, 16770, 17925, 18642, 20554, 27950, 30831, 31070, 35850, 41925, 46605, 51385, 61662, 77675, 83850, 93210, 102770, 133601, 154155, 155350, 233025, 256925, 267202, 308310, 400803, 466050, 513850, 668005, 770775, 801606, 1336010, 1541550, 2004015, 3340025, 4008030, 6680050, 10020075, 20040150]

約数ペア:

[(1, 20040150), (2, 10020075), (3, 6680050), (5, 4008030), (6, 3340025), (10, 2004015), (13, 1541550), (15, 1336010), (25, 801606), (26, 770775), (30, 668005), (39, 513850), (43, 466050), (50, 400803), (65, 308310), (75, 267202), (78, 256925), (86, 233025), (129, 155350), (130, 154155), (150, 133601), (195, 102770), (215, 93210), (239, 83850), (258, 77675), (325, 61662), (390, 51385), (430, 46605), (478, 41925), (559, 35850), (645, 31070), (650, 30831), (717, 27950), (975, 20554), (1075, 18642), (1118, 17925), (1195, 16770), (1290, 15535), (1434, 13975), (1677, 11950), (1950, 10277), (2150, 9321), (2390, 8385), (2795, 7170), (3107, 6450), (3225, 6214), (3354, 5975), (3585, 5590)]