20121747600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{383}}^1\times {\mathrm{43781}}^1$

素因数の和:44185

約数の個数: 120

約数和(自身を含む): 64626435072

約数和(自身を除く): 44504687472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 383, 400, 600, 766, 1149, 1200, 1532, 1915, 2298, 3064, 3830, 4596, 5745, 6128, 7660, 9192, 9575, 11490, 15320, 18384, 19150, 22980, 28725, 30640, 38300, 43781, 45960, 57450, 76600, 87562, 91920, 114900, 131343, 153200, 175124, 218905, 229800, 262686, 350248, 437810, 459600, 525372, 656715, 700496, 875620, 1050744, 1094525, 1313430, 1751240, 2101488, 2189050, 2626860, 3283575, 3502480, 4378100, 5253720, 6567150, 8756200, 10507440, 13134300, 16768123, 17512400, 26268600, 33536246, 50304369, 52537200, 67072492, 83840615, 100608738, 134144984, 167681230, 201217476, 251521845, 268289968, 335362460, 402434952, 419203075, 503043690, 670724920, 804869904, 838406150, 1006087380, 1257609225, 1341449840, 1676812300, 2012174760, 2515218450, 3353624600, 4024349520, 5030436900, 6707249200, 10060873800, 20121747600]

約数ペア:

[(1, 20121747600), (2, 10060873800), (3, 6707249200), (4, 5030436900), (5, 4024349520), (6, 3353624600), (8, 2515218450), (10, 2012174760), (12, 1676812300), (15, 1341449840), (16, 1257609225), (20, 1006087380), (24, 838406150), (25, 804869904), (30, 670724920), (40, 503043690), (48, 419203075), (50, 402434952), (60, 335362460), (75, 268289968), (80, 251521845), (100, 201217476), (120, 167681230), (150, 134144984), (200, 100608738), (240, 83840615), (300, 67072492), (383, 52537200), (400, 50304369), (600, 33536246), (766, 26268600), (1149, 17512400), (1200, 16768123), (1532, 13134300), (1915, 10507440), (2298, 8756200), (3064, 6567150), (3830, 5253720), (4596, 4378100), (5745, 3502480), (6128, 3283575), (7660, 2626860), (9192, 2189050), (9575, 2101488), (11490, 1751240), (15320, 1313430), (18384, 1094525), (19150, 1050744), (22980, 875620), (28725, 700496), (30640, 656715), (38300, 525372), (43781, 459600), (45960, 437810), (57450, 350248), (76600, 262686), (87562, 229800), (91920, 218905), (114900, 175124), (131343, 153200)]