128875500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2203}}^1$

素因数の和:2241

約数の個数: 144

約数和(自身を含む): 438031776

約数和(自身を除く): 309156276

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, 450, 468, 500, 585, 650, 750, 780, 900, 975, 1125, 1170, 1300, 1500, 1625, 1950, 2203, 2250, 2340, 2925, 3250, 3900, 4406, 4500, 4875, 5850, 6500, 6609, 8812, 9750, 11015, 11700, 13218, 14625, 19500, 19827, 22030, 26436, 28639, 29250, 33045, 39654, 44060, 55075, 57278, 58500, 66090, 79308, 85917, 99135, 110150, 114556, 132180, 143195, 165225, 171834, 198270, 220300, 257751, 275375, 286390, 330450, 343668, 396540, 429585, 495675, 515502, 550750, 572780, 660900, 715975, 826125, 859170, 991350, 1031004, 1101500, 1288755, 1431950, 1652250, 1718340, 1982700, 2147925, 2478375, 2577510, 2863900, 3304500, 3579875, 4295850, 4956750, 5155020, 6443775, 7159750, 8591700, 9913500, 10739625, 12887550, 14319500, 21479250, 25775100, 32218875, 42958500, 64437750, 128875500]

約数ペア:

[(1, 128875500), (2, 64437750), (3, 42958500), (4, 32218875), (5, 25775100), (6, 21479250), (9, 14319500), (10, 12887550), (12, 10739625), (13, 9913500), (15, 8591700), (18, 7159750), (20, 6443775), (25, 5155020), (26, 4956750), (30, 4295850), (36, 3579875), (39, 3304500), (45, 2863900), (50, 2577510), (52, 2478375), (60, 2147925), (65, 1982700), (75, 1718340), (78, 1652250), (90, 1431950), (100, 1288755), (117, 1101500), (125, 1031004), (130, 991350), (150, 859170), (156, 826125), (180, 715975), (195, 660900), (225, 572780), (234, 550750), (250, 515502), (260, 495675), (300, 429585), (325, 396540), (375, 343668), (390, 330450), (450, 286390), (468, 275375), (500, 257751), (585, 220300), (650, 198270), (750, 171834), (780, 165225), (900, 143195), (975, 132180), (1125, 114556), (1170, 110150), (1300, 99135), (1500, 85917), (1625, 79308), (1950, 66090), (2203, 58500), (2250, 57278), (2340, 55075), (2925, 44060), (3250, 39654), (3900, 33045), (4406, 29250), (4500, 28639), (4875, 26436), (5850, 22030), (6500, 19827), (6609, 19500), (8812, 14625), (9750, 13218), (11015, 11700)]