285545340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{701}}^1$

素因数の和:820

約数の個数: 144

約数和(自身を含む): 907635456

約数和(自身を除く): 622090116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 73, 90, 93, 124, 146, 155, 180, 186, 219, 279, 292, 310, 365, 372, 438, 465, 558, 620, 657, 701, 730, 876, 930, 1095, 1116, 1314, 1395, 1402, 1460, 1860, 2103, 2190, 2263, 2628, 2790, 2804, 3285, 3505, 4206, 4380, 4526, 5580, 6309, 6570, 6789, 7010, 8412, 9052, 10515, 11315, 12618, 13140, 13578, 14020, 20367, 21030, 21731, 22630, 25236, 27156, 31545, 33945, 40734, 42060, 43462, 45260, 51173, 63090, 65193, 67890, 81468, 86924, 101835, 102346, 108655, 126180, 130386, 135780, 153519, 195579, 203670, 204692, 217310, 255865, 260772, 307038, 325965, 391158, 407340, 434620, 460557, 511730, 614076, 651930, 767595, 782316, 921114, 977895, 1023460, 1303860, 1535190, 1586363, 1842228, 1955790, 2302785, 3070380, 3172726, 3911580, 4605570, 4759089, 6345452, 7931815, 9211140, 9518178, 14277267, 15863630, 19036356, 23795445, 28554534, 31727260, 47590890, 57109068, 71386335, 95181780, 142772670, 285545340]

約数ペア:

[(1, 285545340), (2, 142772670), (3, 95181780), (4, 71386335), (5, 57109068), (6, 47590890), (9, 31727260), (10, 28554534), (12, 23795445), (15, 19036356), (18, 15863630), (20, 14277267), (30, 9518178), (31, 9211140), (36, 7931815), (45, 6345452), (60, 4759089), (62, 4605570), (73, 3911580), (90, 3172726), (93, 3070380), (124, 2302785), (146, 1955790), (155, 1842228), (180, 1586363), (186, 1535190), (219, 1303860), (279, 1023460), (292, 977895), (310, 921114), (365, 782316), (372, 767595), (438, 651930), (465, 614076), (558, 511730), (620, 460557), (657, 434620), (701, 407340), (730, 391158), (876, 325965), (930, 307038), (1095, 260772), (1116, 255865), (1314, 217310), (1395, 204692), (1402, 203670), (1460, 195579), (1860, 153519), (2103, 135780), (2190, 130386), (2263, 126180), (2628, 108655), (2790, 102346), (2804, 101835), (3285, 86924), (3505, 81468), (4206, 67890), (4380, 65193), (4526, 63090), (5580, 51173), (6309, 45260), (6570, 43462), (6789, 42060), (7010, 40734), (8412, 33945), (9052, 31545), (10515, 27156), (11315, 25236), (12618, 22630), (13140, 21731), (13578, 21030), (14020, 20367)]