1276295020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1723}}^1$

素因数の和:1800

約数の個数: 192

約数和(自身を含む): 3698021376

約数和(自身を除く): 2421726356

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 37, 44, 52, 55, 65, 70, 74, 77, 91, 110, 130, 140, 143, 148, 154, 182, 185, 220, 259, 260, 286, 308, 364, 370, 385, 407, 455, 481, 518, 572, 715, 740, 770, 814, 910, 962, 1001, 1036, 1295, 1430, 1540, 1628, 1723, 1820, 1924, 2002, 2035, 2405, 2590, 2849, 2860, 3367, 3446, 4004, 4070, 4810, 5005, 5180, 5291, 5698, 6734, 6892, 8140, 8615, 9620, 10010, 10582, 11396, 12061, 13468, 14245, 16835, 17230, 18953, 20020, 21164, 22399, 24122, 26455, 28490, 33670, 34460, 37037, 37906, 44798, 48244, 52910, 56980, 60305, 63751, 67340, 74074, 75812, 89596, 94765, 105820, 111995, 120610, 127502, 132671, 148148, 156793, 185185, 189530, 223990, 241220, 246389, 255004, 265342, 313586, 318755, 370370, 379060, 446257, 447980, 492778, 530684, 627172, 637510, 663355, 701261, 740740, 783965, 828763, 892514, 985556, 1231945, 1275020, 1326710, 1402522, 1567930, 1657526, 1724723, 1785028, 2231285, 2463890, 2653420, 2805044, 3135860, 3315052, 3449446, 3506305, 4143815, 4462570, 4908827, 4927780, 5801341, 6898892, 7012610, 8287630, 8623615, 8925140, 9116393, 9817654, 11602682, 14025220, 16575260, 17247230, 18232786, 19635308, 23205364, 24544135, 29006705, 34494460, 36465572, 45581965, 49088270, 58013410, 63814751, 91163930, 98176540, 116026820, 127629502, 182327860, 255259004, 319073755, 638147510, 1276295020]

約数ペア:

[(1, 1276295020), (2, 638147510), (4, 319073755), (5, 255259004), (7, 182327860), (10, 127629502), (11, 116026820), (13, 98176540), (14, 91163930), (20, 63814751), (22, 58013410), (26, 49088270), (28, 45581965), (35, 36465572), (37, 34494460), (44, 29006705), (52, 24544135), (55, 23205364), (65, 19635308), (70, 18232786), (74, 17247230), (77, 16575260), (91, 14025220), (110, 11602682), (130, 9817654), (140, 9116393), (143, 8925140), (148, 8623615), (154, 8287630), (182, 7012610), (185, 6898892), (220, 5801341), (259, 4927780), (260, 4908827), (286, 4462570), (308, 4143815), (364, 3506305), (370, 3449446), (385, 3315052), (407, 3135860), (455, 2805044), (481, 2653420), (518, 2463890), (572, 2231285), (715, 1785028), (740, 1724723), (770, 1657526), (814, 1567930), (910, 1402522), (962, 1326710), (1001, 1275020), (1036, 1231945), (1295, 985556), (1430, 892514), (1540, 828763), (1628, 783965), (1723, 740740), (1820, 701261), (1924, 663355), (2002, 637510), (2035, 627172), (2405, 530684), (2590, 492778), (2849, 447980), (2860, 446257), (3367, 379060), (3446, 370370), (4004, 318755), (4070, 313586), (4810, 265342), (5005, 255004), (5180, 246389), (5291, 241220), (5698, 223990), (6734, 189530), (6892, 185185), (8140, 156793), (8615, 148148), (9620, 132671), (10010, 127502), (10582, 120610), (11396, 111995), (12061, 105820), (13468, 94765), (14245, 89596), (16835, 75812), (17230, 74074), (18953, 67340), (20020, 63751), (21164, 60305), (22399, 56980), (24122, 52910), (26455, 48244), (28490, 44798), (33670, 37906), (34460, 37037)]