73487920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 194706288

約数和(自身を除く): 121218368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 61, 74, 80, 88, 110, 122, 148, 176, 185, 220, 244, 296, 305, 370, 407, 440, 488, 592, 610, 671, 740, 814, 880, 976, 1220, 1342, 1369, 1480, 1628, 2035, 2257, 2440, 2684, 2738, 2960, 3256, 3355, 4070, 4514, 4880, 5368, 5476, 6512, 6710, 6845, 8140, 9028, 10736, 10952, 11285, 13420, 13690, 15059, 16280, 18056, 21904, 22570, 24827, 26840, 27380, 30118, 32560, 36112, 45140, 49654, 53680, 54760, 60236, 75295, 83509, 90280, 99308, 109520, 120472, 124135, 150590, 167018, 180560, 198616, 240944, 248270, 301180, 334036, 397232, 417545, 496540, 602360, 668072, 835090, 918599, 993080, 1204720, 1336144, 1670180, 1837198, 1986160, 3340360, 3674396, 4592995, 6680720, 7348792, 9185990, 14697584, 18371980, 36743960, 73487920]

約数ペア:

[(1, 73487920), (2, 36743960), (4, 18371980), (5, 14697584), (8, 9185990), (10, 7348792), (11, 6680720), (16, 4592995), (20, 3674396), (22, 3340360), (37, 1986160), (40, 1837198), (44, 1670180), (55, 1336144), (61, 1204720), (74, 993080), (80, 918599), (88, 835090), (110, 668072), (122, 602360), (148, 496540), (176, 417545), (185, 397232), (220, 334036), (244, 301180), (296, 248270), (305, 240944), (370, 198616), (407, 180560), (440, 167018), (488, 150590), (592, 124135), (610, 120472), (671, 109520), (740, 99308), (814, 90280), (880, 83509), (976, 75295), (1220, 60236), (1342, 54760), (1369, 53680), (1480, 49654), (1628, 45140), (2035, 36112), (2257, 32560), (2440, 30118), (2684, 27380), (2738, 26840), (2960, 24827), (3256, 22570), (3355, 21904), (4070, 18056), (4514, 16280), (4880, 15059), (5368, 13690), (5476, 13420), (6512, 11285), (6710, 10952), (6845, 10736), (8140, 9028)]