279123000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 256

約数和(自身を含む): 995379840

約数和(自身を除く): 716256840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 25, 26, 30, 34, 39, 40, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 104, 120, 125, 130, 136, 150, 156, 170, 195, 200, 204, 221, 250, 255, 260, 300, 312, 325, 340, 375, 390, 408, 421, 425, 442, 500, 510, 520, 600, 650, 663, 680, 750, 780, 842, 850, 884, 975, 1000, 1020, 1105, 1263, 1275, 1300, 1326, 1500, 1560, 1625, 1684, 1700, 1768, 1950, 2040, 2105, 2125, 2210, 2526, 2550, 2600, 2652, 3000, 3250, 3315, 3368, 3400, 3900, 4210, 4250, 4420, 4875, 5052, 5100, 5304, 5473, 5525, 6315, 6375, 6500, 6630, 7157, 7800, 8420, 8500, 8840, 9750, 10104, 10200, 10525, 10946, 11050, 12630, 12750, 13000, 13260, 14314, 16419, 16575, 16840, 17000, 19500, 21050, 21471, 21892, 22100, 25260, 25500, 26520, 27365, 27625, 28628, 31575, 32838, 33150, 35785, 39000, 42100, 42942, 43784, 44200, 50520, 51000, 52625, 54730, 55250, 57256, 63150, 65676, 66300, 71570, 82095, 82875, 84200, 85884, 93041, 105250, 107355, 109460, 110500, 126300, 131352, 132600, 136825, 143140, 157875, 164190, 165750, 171768, 178925, 186082, 210500, 214710, 218920, 221000, 252600, 273650, 279123, 286280, 315750, 328380, 331500, 357850, 372164, 410475, 421000, 429420, 465205, 536775, 547300, 558246, 631500, 656760, 663000, 684125, 715700, 744328, 820950, 858840, 894625, 930410, 1073550, 1094600, 1116492, 1263000, 1368250, 1395615, 1431400, 1641900, 1789250, 1860820, 2052375, 2147100, 2232984, 2326025, 2683875, 2736500, 2791230, 3283800, 3578500, 3721640, 4104750, 4294200, 4652050, 5367750, 5473000, 5582460, 6978075, 7157000, 8209500, 9304100, 10735500, 11164920, 11630125, 13956150, 16419000, 18608200, 21471000, 23260250, 27912300, 34890375, 46520500, 55824600, 69780750, 93041000, 139561500, 279123000]

約数ペア:

[(1, 279123000), (2, 139561500), (3, 93041000), (4, 69780750), (5, 55824600), (6, 46520500), (8, 34890375), (10, 27912300), (12, 23260250), (13, 21471000), (15, 18608200), (17, 16419000), (20, 13956150), (24, 11630125), (25, 11164920), (26, 10735500), (30, 9304100), (34, 8209500), (39, 7157000), (40, 6978075), (50, 5582460), (51, 5473000), (52, 5367750), (60, 4652050), (65, 4294200), (68, 4104750), (75, 3721640), (78, 3578500), (85, 3283800), (100, 2791230), (102, 2736500), (104, 2683875), (120, 2326025), (125, 2232984), (130, 2147100), (136, 2052375), (150, 1860820), (156, 1789250), (170, 1641900), (195, 1431400), (200, 1395615), (204, 1368250), (221, 1263000), (250, 1116492), (255, 1094600), (260, 1073550), (300, 930410), (312, 894625), (325, 858840), (340, 820950), (375, 744328), (390, 715700), (408, 684125), (421, 663000), (425, 656760), (442, 631500), (500, 558246), (510, 547300), (520, 536775), (600, 465205), (650, 429420), (663, 421000), (680, 410475), (750, 372164), (780, 357850), (842, 331500), (850, 328380), (884, 315750), (975, 286280), (1000, 279123), (1020, 273650), (1105, 252600), (1263, 221000), (1275, 218920), (1300, 214710), (1326, 210500), (1500, 186082), (1560, 178925), (1625, 171768), (1684, 165750), (1700, 164190), (1768, 157875), (1950, 143140), (2040, 136825), (2105, 132600), (2125, 131352), (2210, 126300), (2526, 110500), (2550, 109460), (2600, 107355), (2652, 105250), (3000, 93041), (3250, 85884), (3315, 84200), (3368, 82875), (3400, 82095), (3900, 71570), (4210, 66300), (4250, 65676), (4420, 63150), (4875, 57256), (5052, 55250), (5100, 54730), (5304, 52625), (5473, 51000), (5525, 50520), (6315, 44200), (6375, 43784), (6500, 42942), (6630, 42100), (7157, 39000), (7800, 35785), (8420, 33150), (8500, 32838), (8840, 31575), (9750, 28628), (10104, 27625), (10200, 27365), (10525, 26520), (10946, 25500), (11050, 25260), (12630, 22100), (12750, 21892), (13000, 21471), (13260, 21050), (14314, 19500), (16419, 17000), (16575, 16840)]