205829880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{619}}^1$

素因数の和:813

約数の個数: 128

約数和(自身を含む): 658886400

約数和(自身を除く): 453056520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 163, 170, 204, 255, 326, 340, 408, 489, 510, 619, 652, 680, 815, 978, 1020, 1238, 1304, 1630, 1857, 1956, 2040, 2445, 2476, 2771, 3095, 3260, 3714, 3912, 4890, 4952, 5542, 6190, 6520, 7428, 8313, 9285, 9780, 10523, 11084, 12380, 13855, 14856, 16626, 18570, 19560, 21046, 22168, 24760, 27710, 31569, 33252, 37140, 41565, 42092, 52615, 55420, 63138, 66504, 74280, 83130, 84184, 100897, 105230, 110840, 126276, 157845, 166260, 201794, 210460, 252552, 302691, 315690, 332520, 403588, 420920, 504485, 605382, 631380, 807176, 1008970, 1210764, 1262760, 1513455, 1715249, 2017940, 2421528, 3026910, 3430498, 4035880, 5145747, 6053820, 6860996, 8576245, 10291494, 12107640, 13721992, 17152490, 20582988, 25728735, 34304980, 41165976, 51457470, 68609960, 102914940, 205829880]

約数ペア:

[(1, 205829880), (2, 102914940), (3, 68609960), (4, 51457470), (5, 41165976), (6, 34304980), (8, 25728735), (10, 20582988), (12, 17152490), (15, 13721992), (17, 12107640), (20, 10291494), (24, 8576245), (30, 6860996), (34, 6053820), (40, 5145747), (51, 4035880), (60, 3430498), (68, 3026910), (85, 2421528), (102, 2017940), (120, 1715249), (136, 1513455), (163, 1262760), (170, 1210764), (204, 1008970), (255, 807176), (326, 631380), (340, 605382), (408, 504485), (489, 420920), (510, 403588), (619, 332520), (652, 315690), (680, 302691), (815, 252552), (978, 210460), (1020, 201794), (1238, 166260), (1304, 157845), (1630, 126276), (1857, 110840), (1956, 105230), (2040, 100897), (2445, 84184), (2476, 83130), (2771, 74280), (3095, 66504), (3260, 63138), (3714, 55420), (3912, 52615), (4890, 42092), (4952, 41565), (5542, 37140), (6190, 33252), (6520, 31569), (7428, 27710), (8313, 24760), (9285, 22168), (9780, 21046), (10523, 19560), (11084, 18570), (12380, 16626), (13855, 14856)]