20756748000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{397}}^1\times {\mathrm{4357}}^1$

素因数の和:4782

約数の個数: 192

約数和(自身を含む): 68186035008

約数和(自身を除く): 47429287008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 397, 400, 480, 500, 600, 750, 794, 800, 1000, 1191, 1200, 1500, 1588, 1985, 2000, 2382, 2400, 3000, 3176, 3970, 4000, 4357, 4764, 5955, 6000, 6352, 7940, 8714, 9528, 9925, 11910, 12000, 12704, 13071, 15880, 17428, 19056, 19850, 21785, 23820, 26142, 29775, 31760, 34856, 38112, 39700, 43570, 47640, 49625, 52284, 59550, 63520, 65355, 69712, 79400, 87140, 95280, 99250, 104568, 108925, 119100, 130710, 139424, 148875, 158800, 174280, 190560, 198500, 209136, 217850, 238200, 261420, 297750, 317600, 326775, 348560, 397000, 418272, 435700, 476400, 522840, 544625, 595500, 653550, 697120, 794000, 871400, 952800, 1045680, 1089250, 1191000, 1307100, 1588000, 1633875, 1729729, 1742800, 2091360, 2178500, 2382000, 2614200, 3267750, 3459458, 3485600, 4357000, 4764000, 5189187, 5228400, 6535500, 6918916, 8648645, 8714000, 10378374, 10456800, 13071000, 13837832, 17297290, 17428000, 20756748, 25945935, 26142000, 27675664, 34594580, 41513496, 43243225, 51891870, 52284000, 55351328, 69189160, 83026992, 86486450, 103783740, 129729675, 138378320, 166053984, 172972900, 207567480, 216216125, 259459350, 276756640, 345945800, 415134960, 432432250, 518918700, 648648375, 691891600, 830269920, 864864500, 1037837400, 1297296750, 1383783200, 1729729000, 2075674800, 2594593500, 3459458000, 4151349600, 5189187000, 6918916000, 10378374000, 20756748000]

約数ペア:

[(1, 20756748000), (2, 10378374000), (3, 6918916000), (4, 5189187000), (5, 4151349600), (6, 3459458000), (8, 2594593500), (10, 2075674800), (12, 1729729000), (15, 1383783200), (16, 1297296750), (20, 1037837400), (24, 864864500), (25, 830269920), (30, 691891600), (32, 648648375), (40, 518918700), (48, 432432250), (50, 415134960), (60, 345945800), (75, 276756640), (80, 259459350), (96, 216216125), (100, 207567480), (120, 172972900), (125, 166053984), (150, 138378320), (160, 129729675), (200, 103783740), (240, 86486450), (250, 83026992), (300, 69189160), (375, 55351328), (397, 52284000), (400, 51891870), (480, 43243225), (500, 41513496), (600, 34594580), (750, 27675664), (794, 26142000), (800, 25945935), (1000, 20756748), (1191, 17428000), (1200, 17297290), (1500, 13837832), (1588, 13071000), (1985, 10456800), (2000, 10378374), (2382, 8714000), (2400, 8648645), (3000, 6918916), (3176, 6535500), (3970, 5228400), (4000, 5189187), (4357, 4764000), (4764, 4357000), (5955, 3485600), (6000, 3459458), (6352, 3267750), (7940, 2614200), (8714, 2382000), (9528, 2178500), (9925, 2091360), (11910, 1742800), (12000, 1729729), (12704, 1633875), (13071, 1588000), (15880, 1307100), (17428, 1191000), (19056, 1089250), (19850, 1045680), (21785, 952800), (23820, 871400), (26142, 794000), (29775, 697120), (31760, 653550), (34856, 595500), (38112, 544625), (39700, 522840), (43570, 476400), (47640, 435700), (49625, 418272), (52284, 397000), (59550, 348560), (63520, 326775), (65355, 317600), (69712, 297750), (79400, 261420), (87140, 238200), (95280, 217850), (99250, 209136), (104568, 198500), (108925, 190560), (119100, 174280), (130710, 158800), (139424, 148875)]