215571000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:602

約数の個数: 128

約数和(自身を含む): 678000960

約数和(自身を除く): 462429960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 181, 200, 250, 300, 362, 375, 397, 500, 543, 600, 724, 750, 794, 905, 1000, 1086, 1191, 1448, 1500, 1588, 1810, 1985, 2172, 2382, 2715, 3000, 3176, 3620, 3970, 4344, 4525, 4764, 5430, 5955, 7240, 7940, 9050, 9528, 9925, 10860, 11910, 13575, 15880, 18100, 19850, 21720, 22625, 23820, 27150, 29775, 36200, 39700, 45250, 47640, 49625, 54300, 59550, 67875, 71857, 79400, 90500, 99250, 108600, 119100, 135750, 143714, 148875, 181000, 198500, 215571, 238200, 271500, 287428, 297750, 359285, 397000, 431142, 543000, 574856, 595500, 718570, 862284, 1077855, 1191000, 1437140, 1724568, 1796425, 2155710, 2874280, 3592850, 4311420, 5389275, 7185700, 8622840, 8982125, 10778550, 14371400, 17964250, 21557100, 26946375, 35928500, 43114200, 53892750, 71857000, 107785500, 215571000]

約数ペア:

[(1, 215571000), (2, 107785500), (3, 71857000), (4, 53892750), (5, 43114200), (6, 35928500), (8, 26946375), (10, 21557100), (12, 17964250), (15, 14371400), (20, 10778550), (24, 8982125), (25, 8622840), (30, 7185700), (40, 5389275), (50, 4311420), (60, 3592850), (75, 2874280), (100, 2155710), (120, 1796425), (125, 1724568), (150, 1437140), (181, 1191000), (200, 1077855), (250, 862284), (300, 718570), (362, 595500), (375, 574856), (397, 543000), (500, 431142), (543, 397000), (600, 359285), (724, 297750), (750, 287428), (794, 271500), (905, 238200), (1000, 215571), (1086, 198500), (1191, 181000), (1448, 148875), (1500, 143714), (1588, 135750), (1810, 119100), (1985, 108600), (2172, 99250), (2382, 90500), (2715, 79400), (3000, 71857), (3176, 67875), (3620, 59550), (3970, 54300), (4344, 49625), (4525, 47640), (4764, 45250), (5430, 39700), (5955, 36200), (7240, 29775), (7940, 27150), (9050, 23820), (9528, 22625), (9925, 21720), (10860, 19850), (11910, 18100), (13575, 15880)]