181015320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1117

約数の個数: 128

約数和(自身を含む): 582033600

約数和(自身を除く): 401018280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 89, 102, 120, 136, 170, 178, 204, 255, 267, 340, 356, 408, 445, 510, 534, 680, 712, 890, 997, 1020, 1068, 1335, 1513, 1780, 1994, 2040, 2136, 2670, 2991, 3026, 3560, 3988, 4539, 4985, 5340, 5982, 6052, 7565, 7976, 9078, 9970, 10680, 11964, 12104, 14955, 15130, 16949, 18156, 19940, 22695, 23928, 29910, 30260, 33898, 36312, 39880, 45390, 50847, 59820, 60520, 67796, 84745, 88733, 90780, 101694, 119640, 135592, 169490, 177466, 181560, 203388, 254235, 266199, 338980, 354932, 406776, 443665, 508470, 532398, 677960, 709864, 887330, 1016940, 1064796, 1330995, 1508461, 1774660, 2033880, 2129592, 2661990, 3016922, 3549320, 4525383, 5323980, 6033844, 7542305, 9050766, 10647960, 12067688, 15084610, 18101532, 22626915, 30169220, 36203064, 45253830, 60338440, 90507660, 181015320]

約数ペア:

[(1, 181015320), (2, 90507660), (3, 60338440), (4, 45253830), (5, 36203064), (6, 30169220), (8, 22626915), (10, 18101532), (12, 15084610), (15, 12067688), (17, 10647960), (20, 9050766), (24, 7542305), (30, 6033844), (34, 5323980), (40, 4525383), (51, 3549320), (60, 3016922), (68, 2661990), (85, 2129592), (89, 2033880), (102, 1774660), (120, 1508461), (136, 1330995), (170, 1064796), (178, 1016940), (204, 887330), (255, 709864), (267, 677960), (340, 532398), (356, 508470), (408, 443665), (445, 406776), (510, 354932), (534, 338980), (680, 266199), (712, 254235), (890, 203388), (997, 181560), (1020, 177466), (1068, 169490), (1335, 135592), (1513, 119640), (1780, 101694), (1994, 90780), (2040, 88733), (2136, 84745), (2670, 67796), (2991, 60520), (3026, 59820), (3560, 50847), (3988, 45390), (4539, 39880), (4985, 36312), (5340, 33898), (5982, 30260), (6052, 29910), (7565, 23928), (7976, 22695), (9078, 19940), (9970, 18156), (10680, 16949), (11964, 15130), (12104, 14955)]