1291971000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{127}}^1\times {\mathrm{3391}}^1$

素因数の和:3542

約数の個数: 128

約数和(自身を含む): 4063887360

約数和(自身を除く): 2771916360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 127, 150, 200, 250, 254, 300, 375, 381, 500, 508, 600, 635, 750, 762, 1000, 1016, 1270, 1500, 1524, 1905, 2540, 3000, 3048, 3175, 3391, 3810, 5080, 6350, 6782, 7620, 9525, 10173, 12700, 13564, 15240, 15875, 16955, 19050, 20346, 25400, 27128, 31750, 33910, 38100, 40692, 47625, 50865, 63500, 67820, 76200, 81384, 84775, 95250, 101730, 127000, 135640, 169550, 190500, 203460, 254325, 339100, 381000, 406920, 423875, 430657, 508650, 678200, 847750, 861314, 1017300, 1271625, 1291971, 1695500, 1722628, 2034600, 2153285, 2543250, 2583942, 3391000, 3445256, 4306570, 5086500, 5167884, 6459855, 8613140, 10173000, 10335768, 10766425, 12919710, 17226280, 21532850, 25839420, 32299275, 43065700, 51678840, 53832125, 64598550, 86131400, 107664250, 129197100, 161496375, 215328500, 258394200, 322992750, 430657000, 645985500, 1291971000]

約数ペア:

[(1, 1291971000), (2, 645985500), (3, 430657000), (4, 322992750), (5, 258394200), (6, 215328500), (8, 161496375), (10, 129197100), (12, 107664250), (15, 86131400), (20, 64598550), (24, 53832125), (25, 51678840), (30, 43065700), (40, 32299275), (50, 25839420), (60, 21532850), (75, 17226280), (100, 12919710), (120, 10766425), (125, 10335768), (127, 10173000), (150, 8613140), (200, 6459855), (250, 5167884), (254, 5086500), (300, 4306570), (375, 3445256), (381, 3391000), (500, 2583942), (508, 2543250), (600, 2153285), (635, 2034600), (750, 1722628), (762, 1695500), (1000, 1291971), (1016, 1271625), (1270, 1017300), (1500, 861314), (1524, 847750), (1905, 678200), (2540, 508650), (3000, 430657), (3048, 423875), (3175, 406920), (3391, 381000), (3810, 339100), (5080, 254325), (6350, 203460), (6782, 190500), (7620, 169550), (9525, 135640), (10173, 127000), (12700, 101730), (13564, 95250), (15240, 84775), (15875, 81384), (16955, 76200), (19050, 67820), (20346, 63500), (25400, 50865), (27128, 47625), (31750, 40692), (33910, 38100)]