1802103680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1297}}^1$

素因数の和:1496

約数の個数: 128

約数和(自身を含む): 4670930880

約数和(自身を除く): 2868827200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 167, 208, 260, 320, 334, 416, 520, 640, 668, 832, 835, 1040, 1297, 1336, 1664, 1670, 2080, 2171, 2594, 2672, 3340, 4160, 4342, 5188, 5344, 6485, 6680, 8320, 8684, 10376, 10688, 10855, 12970, 13360, 16861, 17368, 20752, 21376, 21710, 25940, 26720, 33722, 34736, 41504, 43420, 51880, 53440, 67444, 69472, 83008, 84305, 86840, 103760, 106880, 134888, 138944, 166016, 168610, 173680, 207520, 216599, 269776, 277888, 337220, 347360, 415040, 433198, 539552, 674440, 694720, 830080, 866396, 1079104, 1082995, 1348880, 1389440, 1732792, 2158208, 2165990, 2697760, 2815787, 3465584, 4331980, 5395520, 5631574, 6931168, 8663960, 10791040, 11263148, 13862336, 14078935, 17327920, 22526296, 27724672, 28157870, 34655840, 45052592, 56315740, 69311680, 90105184, 112631480, 138623360, 180210368, 225262960, 360420736, 450525920, 901051840, 1802103680]

約数ペア:

[(1, 1802103680), (2, 901051840), (4, 450525920), (5, 360420736), (8, 225262960), (10, 180210368), (13, 138623360), (16, 112631480), (20, 90105184), (26, 69311680), (32, 56315740), (40, 45052592), (52, 34655840), (64, 28157870), (65, 27724672), (80, 22526296), (104, 17327920), (128, 14078935), (130, 13862336), (160, 11263148), (167, 10791040), (208, 8663960), (260, 6931168), (320, 5631574), (334, 5395520), (416, 4331980), (520, 3465584), (640, 2815787), (668, 2697760), (832, 2165990), (835, 2158208), (1040, 1732792), (1297, 1389440), (1336, 1348880), (1664, 1082995), (1670, 1079104), (2080, 866396), (2171, 830080), (2594, 694720), (2672, 674440), (3340, 539552), (4160, 433198), (4342, 415040), (5188, 347360), (5344, 337220), (6485, 277888), (6680, 269776), (8320, 216599), (8684, 207520), (10376, 173680), (10688, 168610), (10855, 166016), (12970, 138944), (13360, 134888), (16861, 106880), (17368, 103760), (20752, 86840), (21376, 84305), (21710, 83008), (25940, 69472), (26720, 67444), (33722, 53440), (34736, 51880), (41504, 43420)]