128600400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3457}}^1$

素因数の和:3509

約数の個数: 120

約数和(自身を含む): 425361664

約数和(自身を除く): 296761264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 40, 48, 50, 60, 62, 75, 80, 93, 100, 120, 124, 150, 155, 186, 200, 240, 248, 300, 310, 372, 400, 465, 496, 600, 620, 744, 775, 930, 1200, 1240, 1488, 1550, 1860, 2325, 2480, 3100, 3457, 3720, 4650, 6200, 6914, 7440, 9300, 10371, 12400, 13828, 17285, 18600, 20742, 27656, 34570, 37200, 41484, 51855, 55312, 69140, 82968, 86425, 103710, 107167, 138280, 165936, 172850, 207420, 214334, 259275, 276560, 321501, 345700, 414840, 428668, 518550, 535835, 643002, 691400, 829680, 857336, 1037100, 1071670, 1286004, 1382800, 1607505, 1714672, 2074200, 2143340, 2572008, 2679175, 3215010, 4148400, 4286680, 5144016, 5358350, 6430020, 8037525, 8573360, 10716700, 12860040, 16075050, 21433400, 25720080, 32150100, 42866800, 64300200, 128600400]

約数ペア:

[(1, 128600400), (2, 64300200), (3, 42866800), (4, 32150100), (5, 25720080), (6, 21433400), (8, 16075050), (10, 12860040), (12, 10716700), (15, 8573360), (16, 8037525), (20, 6430020), (24, 5358350), (25, 5144016), (30, 4286680), (31, 4148400), (40, 3215010), (48, 2679175), (50, 2572008), (60, 2143340), (62, 2074200), (75, 1714672), (80, 1607505), (93, 1382800), (100, 1286004), (120, 1071670), (124, 1037100), (150, 857336), (155, 829680), (186, 691400), (200, 643002), (240, 535835), (248, 518550), (300, 428668), (310, 414840), (372, 345700), (400, 321501), (465, 276560), (496, 259275), (600, 214334), (620, 207420), (744, 172850), (775, 165936), (930, 138280), (1200, 107167), (1240, 103710), (1488, 86425), (1550, 82968), (1860, 69140), (2325, 55312), (2480, 51855), (3100, 41484), (3457, 37200), (3720, 34570), (4650, 27656), (6200, 20742), (6914, 18600), (7440, 17285), (9300, 13828), (10371, 12400)]