9201990840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{55049}}^1$

素因数の和:55269

約数の個数: 128

約数和(自身を含む): 31708800000

約数和(自身を除く): 22506809160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 199, 210, 280, 398, 420, 597, 796, 840, 995, 1194, 1393, 1592, 1990, 2388, 2786, 2985, 3980, 4179, 4776, 5572, 5970, 6965, 7960, 8358, 11144, 11940, 13930, 16716, 20895, 23880, 27860, 33432, 41790, 55049, 55720, 83580, 110098, 165147, 167160, 220196, 275245, 330294, 385343, 440392, 550490, 660588, 770686, 825735, 1100980, 1156029, 1321176, 1541372, 1651470, 1926715, 2201960, 2312058, 3082744, 3302940, 3853430, 4624116, 5780145, 6605880, 7706860, 9248232, 10954751, 11560290, 15413720, 21909502, 23120580, 32864253, 43819004, 46241160, 54773755, 65728506, 76683257, 87638008, 109547510, 131457012, 153366514, 164321265, 219095020, 230049771, 262914024, 306733028, 328642530, 383416285, 438190040, 460099542, 613466056, 657285060, 766832570, 920199084, 1150248855, 1314570120, 1533665140, 1840398168, 2300497710, 3067330280, 4600995420, 9201990840]

約数ペア:

[(1, 9201990840), (2, 4600995420), (3, 3067330280), (4, 2300497710), (5, 1840398168), (6, 1533665140), (7, 1314570120), (8, 1150248855), (10, 920199084), (12, 766832570), (14, 657285060), (15, 613466056), (20, 460099542), (21, 438190040), (24, 383416285), (28, 328642530), (30, 306733028), (35, 262914024), (40, 230049771), (42, 219095020), (56, 164321265), (60, 153366514), (70, 131457012), (84, 109547510), (105, 87638008), (120, 76683257), (140, 65728506), (168, 54773755), (199, 46241160), (210, 43819004), (280, 32864253), (398, 23120580), (420, 21909502), (597, 15413720), (796, 11560290), (840, 10954751), (995, 9248232), (1194, 7706860), (1393, 6605880), (1592, 5780145), (1990, 4624116), (2388, 3853430), (2786, 3302940), (2985, 3082744), (3980, 2312058), (4179, 2201960), (4776, 1926715), (5572, 1651470), (5970, 1541372), (6965, 1321176), (7960, 1156029), (8358, 1100980), (11144, 825735), (11940, 770686), (13930, 660588), (16716, 550490), (20895, 440392), (23880, 385343), (27860, 330294), (33432, 275245), (41790, 220196), (55049, 167160), (55720, 165147), (83580, 110098)]