665765520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2851}}^1$

素因数の和:3013

約数の個数: 160

約数和(自身を含む): 2376514560

約数和(自身を除く): 1710749040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 139, 140, 168, 210, 240, 278, 280, 336, 417, 420, 556, 560, 695, 834, 840, 973, 1112, 1390, 1668, 1680, 1946, 2085, 2224, 2780, 2851, 2919, 3336, 3892, 4170, 4865, 5560, 5702, 5838, 6672, 7784, 8340, 8553, 9730, 11120, 11404, 11676, 14255, 14595, 15568, 16680, 17106, 19460, 19957, 22808, 23352, 28510, 29190, 33360, 34212, 38920, 39914, 42765, 45616, 46704, 57020, 58380, 59871, 68424, 77840, 79828, 85530, 99785, 114040, 116760, 119742, 136848, 159656, 171060, 199570, 228080, 233520, 239484, 299355, 319312, 342120, 396289, 399140, 478968, 598710, 684240, 792578, 798280, 957936, 1188867, 1197420, 1585156, 1596560, 1981445, 2377734, 2394840, 2774023, 3170312, 3962890, 4755468, 4789680, 5548046, 5944335, 6340624, 7925780, 8322069, 9510936, 11096092, 11888670, 13870115, 15851560, 16644138, 19021872, 22192184, 23777340, 27740230, 31703120, 33288276, 41610345, 44384368, 47554680, 55480460, 66576552, 83220690, 95109360, 110960920, 133153104, 166441380, 221921840, 332882760, 665765520]

約数ペア:

[(1, 665765520), (2, 332882760), (3, 221921840), (4, 166441380), (5, 133153104), (6, 110960920), (7, 95109360), (8, 83220690), (10, 66576552), (12, 55480460), (14, 47554680), (15, 44384368), (16, 41610345), (20, 33288276), (21, 31703120), (24, 27740230), (28, 23777340), (30, 22192184), (35, 19021872), (40, 16644138), (42, 15851560), (48, 13870115), (56, 11888670), (60, 11096092), (70, 9510936), (80, 8322069), (84, 7925780), (105, 6340624), (112, 5944335), (120, 5548046), (139, 4789680), (140, 4755468), (168, 3962890), (210, 3170312), (240, 2774023), (278, 2394840), (280, 2377734), (336, 1981445), (417, 1596560), (420, 1585156), (556, 1197420), (560, 1188867), (695, 957936), (834, 798280), (840, 792578), (973, 684240), (1112, 598710), (1390, 478968), (1668, 399140), (1680, 396289), (1946, 342120), (2085, 319312), (2224, 299355), (2780, 239484), (2851, 233520), (2919, 228080), (3336, 199570), (3892, 171060), (4170, 159656), (4865, 136848), (5560, 119742), (5702, 116760), (5838, 114040), (6672, 99785), (7784, 85530), (8340, 79828), (8553, 77840), (9730, 68424), (11120, 59871), (11404, 58380), (11676, 57020), (14255, 46704), (14595, 45616), (15568, 42765), (16680, 39914), (17106, 38920), (19460, 34212), (19957, 33360), (22808, 29190), (23352, 28510)]