199771320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12517}}^1$

素因数の和:12557

約数の個数: 128

約数和(自身を含む): 721036800

約数和(自身を除く): 521265480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 12517, 15960, 25034, 37551, 50068, 62585, 75102, 87619, 100136, 125170, 150204, 175238, 187755, 237823, 250340, 262857, 300408, 350476, 375510, 438095, 475646, 500680, 525714, 700952, 713469, 751020, 876190, 951292, 1051428, 1189115, 1314285, 1426938, 1502040, 1664761, 1752380, 1902584, 2102856, 2378230, 2628570, 2853876, 3329522, 3504760, 3567345, 4756460, 4994283, 5257140, 5707752, 6659044, 7134690, 8323805, 9512920, 9988566, 10514280, 13318088, 14269380, 16647610, 19977132, 24971415, 28538760, 33295220, 39954264, 49942830, 66590440, 99885660, 199771320]

約数ペア:

[(1, 199771320), (2, 99885660), (3, 66590440), (4, 49942830), (5, 39954264), (6, 33295220), (7, 28538760), (8, 24971415), (10, 19977132), (12, 16647610), (14, 14269380), (15, 13318088), (19, 10514280), (20, 9988566), (21, 9512920), (24, 8323805), (28, 7134690), (30, 6659044), (35, 5707752), (38, 5257140), (40, 4994283), (42, 4756460), (56, 3567345), (57, 3504760), (60, 3329522), (70, 2853876), (76, 2628570), (84, 2378230), (95, 2102856), (105, 1902584), (114, 1752380), (120, 1664761), (133, 1502040), (140, 1426938), (152, 1314285), (168, 1189115), (190, 1051428), (210, 951292), (228, 876190), (266, 751020), (280, 713469), (285, 700952), (380, 525714), (399, 500680), (420, 475646), (456, 438095), (532, 375510), (570, 350476), (665, 300408), (760, 262857), (798, 250340), (840, 237823), (1064, 187755), (1140, 175238), (1330, 150204), (1596, 125170), (1995, 100136), (2280, 87619), (2660, 75102), (3192, 62585), (3990, 50068), (5320, 37551), (7980, 25034), (12517, 15960)]