123142500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:464

約数の個数: 180

約数和(自身を含む): 419887468

約数和(自身を除く): 296744968

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 125, 130, 150, 156, 180, 195, 225, 234, 250, 260, 300, 325, 375, 390, 421, 450, 468, 500, 585, 625, 650, 750, 780, 842, 900, 975, 1125, 1170, 1250, 1263, 1300, 1500, 1625, 1684, 1875, 1950, 2105, 2250, 2340, 2500, 2526, 2925, 3250, 3750, 3789, 3900, 4210, 4500, 4875, 5052, 5473, 5625, 5850, 6315, 6500, 7500, 7578, 8125, 8420, 9750, 10525, 10946, 11250, 11700, 12630, 14625, 15156, 16250, 16419, 18945, 19500, 21050, 21892, 22500, 24375, 25260, 27365, 29250, 31575, 32500, 32838, 37890, 42100, 48750, 49257, 52625, 54730, 58500, 63150, 65676, 73125, 75780, 82095, 94725, 97500, 98514, 105250, 109460, 126300, 136825, 146250, 157875, 164190, 189450, 197028, 210500, 246285, 263125, 273650, 292500, 315750, 328380, 378900, 410475, 473625, 492570, 526250, 547300, 631500, 684125, 789375, 820950, 947250, 985140, 1052500, 1231425, 1368250, 1578750, 1641900, 1894500, 2052375, 2368125, 2462850, 2736500, 3157500, 3420625, 4104750, 4736250, 4925700, 6157125, 6841250, 8209500, 9472500, 10261875, 12314250, 13682500, 20523750, 24628500, 30785625, 41047500, 61571250, 123142500]

約数ペア:

[(1, 123142500), (2, 61571250), (3, 41047500), (4, 30785625), (5, 24628500), (6, 20523750), (9, 13682500), (10, 12314250), (12, 10261875), (13, 9472500), (15, 8209500), (18, 6841250), (20, 6157125), (25, 4925700), (26, 4736250), (30, 4104750), (36, 3420625), (39, 3157500), (45, 2736500), (50, 2462850), (52, 2368125), (60, 2052375), (65, 1894500), (75, 1641900), (78, 1578750), (90, 1368250), (100, 1231425), (117, 1052500), (125, 985140), (130, 947250), (150, 820950), (156, 789375), (180, 684125), (195, 631500), (225, 547300), (234, 526250), (250, 492570), (260, 473625), (300, 410475), (325, 378900), (375, 328380), (390, 315750), (421, 292500), (450, 273650), (468, 263125), (500, 246285), (585, 210500), (625, 197028), (650, 189450), (750, 164190), (780, 157875), (842, 146250), (900, 136825), (975, 126300), (1125, 109460), (1170, 105250), (1250, 98514), (1263, 97500), (1300, 94725), (1500, 82095), (1625, 75780), (1684, 73125), (1875, 65676), (1950, 63150), (2105, 58500), (2250, 54730), (2340, 52625), (2500, 49257), (2526, 48750), (2925, 42100), (3250, 37890), (3750, 32838), (3789, 32500), (3900, 31575), (4210, 29250), (4500, 27365), (4875, 25260), (5052, 24375), (5473, 22500), (5625, 21892), (5850, 21050), (6315, 19500), (6500, 18945), (7500, 16419), (7578, 16250), (8125, 15156), (8420, 14625), (9750, 12630), (10525, 11700), (10946, 11250)]