68513640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1187}}^1$

素因数の和:1251

約数の個数: 128

約数和(自身を含む): 227525760

約数和(自身を除く): 159012120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1187, 1443, 1480, 1560, 1924, 2220, 2374, 2405, 2886, 3561, 3848, 4440, 4748, 4810, 5772, 5935, 7122, 7215, 9496, 9620, 11544, 11870, 14244, 14430, 15431, 17805, 19240, 23740, 28488, 28860, 30862, 35610, 43919, 46293, 47480, 57720, 61724, 71220, 77155, 87838, 92586, 123448, 131757, 142440, 154310, 175676, 185172, 219595, 231465, 263514, 308620, 351352, 370344, 439190, 462930, 527028, 570947, 617240, 658785, 878380, 925860, 1054056, 1141894, 1317570, 1712841, 1756760, 1851720, 2283788, 2635140, 2854735, 3425682, 4567576, 5270280, 5709470, 6851364, 8564205, 11418940, 13702728, 17128410, 22837880, 34256820, 68513640]

約数ペア:

[(1, 68513640), (2, 34256820), (3, 22837880), (4, 17128410), (5, 13702728), (6, 11418940), (8, 8564205), (10, 6851364), (12, 5709470), (13, 5270280), (15, 4567576), (20, 3425682), (24, 2854735), (26, 2635140), (30, 2283788), (37, 1851720), (39, 1756760), (40, 1712841), (52, 1317570), (60, 1141894), (65, 1054056), (74, 925860), (78, 878380), (104, 658785), (111, 617240), (120, 570947), (130, 527028), (148, 462930), (156, 439190), (185, 370344), (195, 351352), (222, 308620), (260, 263514), (296, 231465), (312, 219595), (370, 185172), (390, 175676), (444, 154310), (481, 142440), (520, 131757), (555, 123448), (740, 92586), (780, 87838), (888, 77155), (962, 71220), (1110, 61724), (1187, 57720), (1443, 47480), (1480, 46293), (1560, 43919), (1924, 35610), (2220, 30862), (2374, 28860), (2405, 28488), (2886, 23740), (3561, 19240), (3848, 17805), (4440, 15431), (4748, 14430), (4810, 14244), (5772, 11870), (5935, 11544), (7122, 9620), (7215, 9496)]