128249640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8689}}^1$

素因数の和:8747

約数の個数: 96

約数和(自身を含む): 427026600

約数和(自身を除く): 298776960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1476, 1640, 1845, 2460, 2952, 3690, 4920, 7380, 8689, 14760, 17378, 26067, 34756, 43445, 52134, 69512, 78201, 86890, 104268, 130335, 156402, 173780, 208536, 260670, 312804, 347560, 356249, 391005, 521340, 625608, 712498, 782010, 1042680, 1068747, 1424996, 1564020, 1781245, 2137494, 2849992, 3128040, 3206241, 3562490, 4274988, 5343735, 6412482, 7124980, 8549976, 10687470, 12824964, 14249960, 16031205, 21374940, 25649928, 32062410, 42749880, 64124820, 128249640]

約数ペア:

[(1, 128249640), (2, 64124820), (3, 42749880), (4, 32062410), (5, 25649928), (6, 21374940), (8, 16031205), (9, 14249960), (10, 12824964), (12, 10687470), (15, 8549976), (18, 7124980), (20, 6412482), (24, 5343735), (30, 4274988), (36, 3562490), (40, 3206241), (41, 3128040), (45, 2849992), (60, 2137494), (72, 1781245), (82, 1564020), (90, 1424996), (120, 1068747), (123, 1042680), (164, 782010), (180, 712498), (205, 625608), (246, 521340), (328, 391005), (360, 356249), (369, 347560), (410, 312804), (492, 260670), (615, 208536), (738, 173780), (820, 156402), (984, 130335), (1230, 104268), (1476, 86890), (1640, 78201), (1845, 69512), (2460, 52134), (2952, 43445), (3690, 34756), (4920, 26067), (7380, 17378), (8689, 14760)]