255021000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{503}}^1$

素因数の和:553

約数の個数: 192

約数和(自身を含む): 863291520

約数和(自身を除く): 608270520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 169, 195, 200, 250, 260, 300, 312, 325, 338, 375, 390, 500, 503, 507, 520, 600, 650, 676, 750, 780, 845, 975, 1000, 1006, 1014, 1300, 1352, 1500, 1509, 1560, 1625, 1690, 1950, 2012, 2028, 2515, 2535, 2600, 3000, 3018, 3250, 3380, 3900, 4024, 4056, 4225, 4875, 5030, 5070, 6036, 6500, 6539, 6760, 7545, 7800, 8450, 9750, 10060, 10140, 12072, 12575, 12675, 13000, 13078, 15090, 16900, 19500, 19617, 20120, 20280, 21125, 25150, 25350, 26156, 30180, 32695, 33800, 37725, 39000, 39234, 42250, 50300, 50700, 52312, 60360, 62875, 63375, 65390, 75450, 78468, 84500, 85007, 98085, 100600, 101400, 125750, 126750, 130780, 150900, 156936, 163475, 169000, 170014, 188625, 196170, 251500, 253500, 255021, 261560, 301800, 326950, 340028, 377250, 392340, 425035, 490425, 503000, 507000, 510042, 653900, 680056, 754500, 784680, 817375, 850070, 980850, 1020084, 1275105, 1307800, 1509000, 1634750, 1700140, 1961700, 2040168, 2125175, 2452125, 2550210, 3269500, 3400280, 3923400, 4250350, 4904250, 5100420, 6375525, 6539000, 8500700, 9808500, 10200840, 10625875, 12751050, 17001400, 19617000, 21251750, 25502100, 31877625, 42503500, 51004200, 63755250, 85007000, 127510500, 255021000]

約数ペア:

[(1, 255021000), (2, 127510500), (3, 85007000), (4, 63755250), (5, 51004200), (6, 42503500), (8, 31877625), (10, 25502100), (12, 21251750), (13, 19617000), (15, 17001400), (20, 12751050), (24, 10625875), (25, 10200840), (26, 9808500), (30, 8500700), (39, 6539000), (40, 6375525), (50, 5100420), (52, 4904250), (60, 4250350), (65, 3923400), (75, 3400280), (78, 3269500), (100, 2550210), (104, 2452125), (120, 2125175), (125, 2040168), (130, 1961700), (150, 1700140), (156, 1634750), (169, 1509000), (195, 1307800), (200, 1275105), (250, 1020084), (260, 980850), (300, 850070), (312, 817375), (325, 784680), (338, 754500), (375, 680056), (390, 653900), (500, 510042), (503, 507000), (507, 503000), (520, 490425), (600, 425035), (650, 392340), (676, 377250), (750, 340028), (780, 326950), (845, 301800), (975, 261560), (1000, 255021), (1006, 253500), (1014, 251500), (1300, 196170), (1352, 188625), (1500, 170014), (1509, 169000), (1560, 163475), (1625, 156936), (1690, 150900), (1950, 130780), (2012, 126750), (2028, 125750), (2515, 101400), (2535, 100600), (2600, 98085), (3000, 85007), (3018, 84500), (3250, 78468), (3380, 75450), (3900, 65390), (4024, 63375), (4056, 62875), (4225, 60360), (4875, 52312), (5030, 50700), (5070, 50300), (6036, 42250), (6500, 39234), (6539, 39000), (6760, 37725), (7545, 33800), (7800, 32695), (8450, 30180), (9750, 26156), (10060, 25350), (10140, 25150), (12072, 21125), (12575, 20280), (12675, 20120), (13000, 19617), (13078, 19500), (15090, 16900)]