1018995720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{2287}}^1$

素因数の和:2427

約数の個数: 128

約数和(自身を含む): 3162931200

約数和(自身を除く): 2143935480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 79, 94, 120, 141, 158, 188, 235, 237, 282, 316, 376, 395, 470, 474, 564, 632, 705, 790, 940, 948, 1128, 1185, 1410, 1580, 1880, 1896, 2287, 2370, 2820, 3160, 3713, 4574, 4740, 5640, 6861, 7426, 9148, 9480, 11139, 11435, 13722, 14852, 18296, 18565, 22278, 22870, 27444, 29704, 34305, 37130, 44556, 45740, 54888, 55695, 68610, 74260, 89112, 91480, 107489, 111390, 137220, 148520, 180673, 214978, 222780, 274440, 322467, 361346, 429956, 445560, 537445, 542019, 644934, 722692, 859912, 903365, 1074890, 1084038, 1289868, 1445384, 1612335, 1806730, 2149780, 2168076, 2579736, 2710095, 3224670, 3613460, 4299560, 4336152, 5420190, 6449340, 7226920, 8491631, 10840380, 12898680, 16983262, 21680760, 25474893, 33966524, 42458155, 50949786, 67933048, 84916310, 101899572, 127374465, 169832620, 203799144, 254748930, 339665240, 509497860, 1018995720]

約数ペア:

[(1, 1018995720), (2, 509497860), (3, 339665240), (4, 254748930), (5, 203799144), (6, 169832620), (8, 127374465), (10, 101899572), (12, 84916310), (15, 67933048), (20, 50949786), (24, 42458155), (30, 33966524), (40, 25474893), (47, 21680760), (60, 16983262), (79, 12898680), (94, 10840380), (120, 8491631), (141, 7226920), (158, 6449340), (188, 5420190), (235, 4336152), (237, 4299560), (282, 3613460), (316, 3224670), (376, 2710095), (395, 2579736), (470, 2168076), (474, 2149780), (564, 1806730), (632, 1612335), (705, 1445384), (790, 1289868), (940, 1084038), (948, 1074890), (1128, 903365), (1185, 859912), (1410, 722692), (1580, 644934), (1880, 542019), (1896, 537445), (2287, 445560), (2370, 429956), (2820, 361346), (3160, 322467), (3713, 274440), (4574, 222780), (4740, 214978), (5640, 180673), (6861, 148520), (7426, 137220), (9148, 111390), (9480, 107489), (11139, 91480), (11435, 89112), (13722, 74260), (14852, 68610), (18296, 55695), (18565, 54888), (22278, 45740), (22870, 44556), (27444, 37130), (29704, 34305)]