15745680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1151}}^1$

素因数の和:1189

約数の個数: 120

約数和(自身を含む): 55710720

約数和(自身を除く): 39965040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1151, 1368, 1520, 1710, 2280, 2302, 2736, 3420, 3453, 4560, 4604, 5755, 6840, 6906, 9208, 10359, 11510, 13680, 13812, 17265, 18416, 20718, 21869, 23020, 27624, 34530, 41436, 43738, 46040, 51795, 55248, 65607, 69060, 82872, 87476, 92080, 103590, 109345, 131214, 138120, 165744, 174952, 196821, 207180, 218690, 262428, 276240, 328035, 349904, 393642, 414360, 437380, 524856, 656070, 787284, 828720, 874760, 984105, 1049712, 1312140, 1574568, 1749520, 1968210, 2624280, 3149136, 3936420, 5248560, 7872840, 15745680]

約数ペア:

[(1, 15745680), (2, 7872840), (3, 5248560), (4, 3936420), (5, 3149136), (6, 2624280), (8, 1968210), (9, 1749520), (10, 1574568), (12, 1312140), (15, 1049712), (16, 984105), (18, 874760), (19, 828720), (20, 787284), (24, 656070), (30, 524856), (36, 437380), (38, 414360), (40, 393642), (45, 349904), (48, 328035), (57, 276240), (60, 262428), (72, 218690), (76, 207180), (80, 196821), (90, 174952), (95, 165744), (114, 138120), (120, 131214), (144, 109345), (152, 103590), (171, 92080), (180, 87476), (190, 82872), (228, 69060), (240, 65607), (285, 55248), (304, 51795), (342, 46040), (360, 43738), (380, 41436), (456, 34530), (570, 27624), (684, 23020), (720, 21869), (760, 20718), (855, 18416), (912, 17265), (1140, 13812), (1151, 13680), (1368, 11510), (1520, 10359), (1710, 9208), (2280, 6906), (2302, 6840), (2736, 5755), (3420, 4604), (3453, 4560)]