1628168520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{64919}}^1$

素因数の和:64963

約数の個数: 128

約数和(自身を含む): 5609088000

約数和(自身を除く): 3980919480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 8360, 12540, 25080, 64919, 129838, 194757, 259676, 324595, 389514, 519352, 649190, 714109, 779028, 973785, 1233461, 1298380, 1428218, 1558056, 1947570, 2142327, 2466922, 2596760, 2856436, 3570545, 3700383, 3895140, 4284654, 4933844, 5712872, 6167305, 7141090, 7400766, 7790280, 8569308, 9867688, 10711635, 12334610, 13568071, 14282180, 14801532, 17138616, 18501915, 21423270, 24669220, 27136142, 28564360, 29603064, 37003830, 40704213, 42846540, 49338440, 54272284, 67840355, 74007660, 81408426, 85693080, 108544568, 135680710, 148015320, 162816852, 203521065, 271361420, 325633704, 407042130, 542722840, 814084260, 1628168520]

約数ペア:

[(1, 1628168520), (2, 814084260), (3, 542722840), (4, 407042130), (5, 325633704), (6, 271361420), (8, 203521065), (10, 162816852), (11, 148015320), (12, 135680710), (15, 108544568), (19, 85693080), (20, 81408426), (22, 74007660), (24, 67840355), (30, 54272284), (33, 49338440), (38, 42846540), (40, 40704213), (44, 37003830), (55, 29603064), (57, 28564360), (60, 27136142), (66, 24669220), (76, 21423270), (88, 18501915), (95, 17138616), (110, 14801532), (114, 14282180), (120, 13568071), (132, 12334610), (152, 10711635), (165, 9867688), (190, 8569308), (209, 7790280), (220, 7400766), (228, 7141090), (264, 6167305), (285, 5712872), (330, 4933844), (380, 4284654), (418, 3895140), (440, 3700383), (456, 3570545), (570, 2856436), (627, 2596760), (660, 2466922), (760, 2142327), (836, 1947570), (1045, 1558056), (1140, 1428218), (1254, 1298380), (1320, 1233461), (1672, 973785), (2090, 779028), (2280, 714109), (2508, 649190), (3135, 519352), (4180, 389514), (5016, 324595), (6270, 259676), (8360, 194757), (12540, 129838), (25080, 64919)]