1988033880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1699}}^1$

素因数の和:1926

約数の個数: 192

約数和(自身を含む): 6976800000

約数和(自身を除く): 4988766120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 199, 210, 245, 280, 294, 392, 398, 420, 490, 588, 597, 735, 796, 840, 980, 995, 1176, 1194, 1393, 1470, 1592, 1699, 1960, 1990, 2388, 2786, 2940, 2985, 3398, 3980, 4179, 4776, 5097, 5572, 5880, 5970, 6796, 6965, 7960, 8358, 8495, 9751, 10194, 11144, 11893, 11940, 13592, 13930, 16716, 16990, 19502, 20388, 20895, 23786, 23880, 25485, 27860, 29253, 33432, 33980, 35679, 39004, 40776, 41790, 47572, 48755, 50970, 55720, 58506, 59465, 67960, 71358, 78008, 83251, 83580, 95144, 97510, 101940, 117012, 118930, 142716, 146265, 166502, 167160, 178395, 195020, 203880, 234024, 237860, 249753, 285432, 292530, 333004, 338101, 356790, 390040, 416255, 475720, 499506, 585060, 666008, 676202, 713580, 832510, 999012, 1014303, 1170120, 1248765, 1352404, 1427160, 1665020, 1690505, 1998024, 2028606, 2366707, 2497530, 2704808, 3330040, 3381010, 4057212, 4733414, 4995060, 5071515, 6762020, 7100121, 8114424, 9466828, 9990120, 10143030, 11833535, 13524040, 14200242, 16566949, 18933656, 20286060, 23667070, 28400484, 33133898, 35500605, 40572120, 47334140, 49700847, 56800968, 66267796, 71001210, 82834745, 94668280, 99401694, 132535592, 142002420, 165669490, 198803388, 248504235, 284004840, 331338980, 397606776, 497008470, 662677960, 994016940, 1988033880]

約数ペア:

[(1, 1988033880), (2, 994016940), (3, 662677960), (4, 497008470), (5, 397606776), (6, 331338980), (7, 284004840), (8, 248504235), (10, 198803388), (12, 165669490), (14, 142002420), (15, 132535592), (20, 99401694), (21, 94668280), (24, 82834745), (28, 71001210), (30, 66267796), (35, 56800968), (40, 49700847), (42, 47334140), (49, 40572120), (56, 35500605), (60, 33133898), (70, 28400484), (84, 23667070), (98, 20286060), (105, 18933656), (120, 16566949), (140, 14200242), (147, 13524040), (168, 11833535), (196, 10143030), (199, 9990120), (210, 9466828), (245, 8114424), (280, 7100121), (294, 6762020), (392, 5071515), (398, 4995060), (420, 4733414), (490, 4057212), (588, 3381010), (597, 3330040), (735, 2704808), (796, 2497530), (840, 2366707), (980, 2028606), (995, 1998024), (1176, 1690505), (1194, 1665020), (1393, 1427160), (1470, 1352404), (1592, 1248765), (1699, 1170120), (1960, 1014303), (1990, 999012), (2388, 832510), (2786, 713580), (2940, 676202), (2985, 666008), (3398, 585060), (3980, 499506), (4179, 475720), (4776, 416255), (5097, 390040), (5572, 356790), (5880, 338101), (5970, 333004), (6796, 292530), (6965, 285432), (7960, 249753), (8358, 237860), (8495, 234024), (9751, 203880), (10194, 195020), (11144, 178395), (11893, 167160), (11940, 166502), (13592, 146265), (13930, 142716), (16716, 118930), (16990, 117012), (19502, 101940), (20388, 97510), (20895, 95144), (23786, 83580), (23880, 83251), (25485, 78008), (27860, 71358), (29253, 67960), (33432, 59465), (33980, 58506), (35679, 55720), (39004, 50970), (40776, 48755), (41790, 47572)]