64477980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{701}}^1$

素因数の和:796

約数の個数: 144

約数和(自身を含む): 226908864

約数和(自身を除く): 162430884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 701, 730, 876, 1022, 1095, 1260, 1314, 1402, 1460, 1533, 2044, 2103, 2190, 2555, 2628, 2804, 3066, 3285, 3505, 4206, 4380, 4599, 4907, 5110, 6132, 6309, 6570, 7010, 7665, 8412, 9198, 9814, 10220, 10515, 12618, 13140, 14020, 14721, 15330, 18396, 19628, 21030, 22995, 24535, 25236, 29442, 30660, 31545, 42060, 44163, 45990, 49070, 51173, 58884, 63090, 73605, 88326, 91980, 98140, 102346, 126180, 147210, 153519, 176652, 204692, 220815, 255865, 294420, 307038, 358211, 441630, 460557, 511730, 614076, 716422, 767595, 883260, 921114, 1023460, 1074633, 1432844, 1535190, 1791055, 1842228, 2149266, 2302785, 3070380, 3223899, 3582110, 4298532, 4605570, 5373165, 6447798, 7164220, 9211140, 10746330, 12895596, 16119495, 21492660, 32238990, 64477980]

約数ペア:

[(1, 64477980), (2, 32238990), (3, 21492660), (4, 16119495), (5, 12895596), (6, 10746330), (7, 9211140), (9, 7164220), (10, 6447798), (12, 5373165), (14, 4605570), (15, 4298532), (18, 3582110), (20, 3223899), (21, 3070380), (28, 2302785), (30, 2149266), (35, 1842228), (36, 1791055), (42, 1535190), (45, 1432844), (60, 1074633), (63, 1023460), (70, 921114), (73, 883260), (84, 767595), (90, 716422), (105, 614076), (126, 511730), (140, 460557), (146, 441630), (180, 358211), (210, 307038), (219, 294420), (252, 255865), (292, 220815), (315, 204692), (365, 176652), (420, 153519), (438, 147210), (511, 126180), (630, 102346), (657, 98140), (701, 91980), (730, 88326), (876, 73605), (1022, 63090), (1095, 58884), (1260, 51173), (1314, 49070), (1402, 45990), (1460, 44163), (1533, 42060), (2044, 31545), (2103, 30660), (2190, 29442), (2555, 25236), (2628, 24535), (2804, 22995), (3066, 21030), (3285, 19628), (3505, 18396), (4206, 15330), (4380, 14721), (4599, 14020), (4907, 13140), (5110, 12618), (6132, 10515), (6309, 10220), (6570, 9814), (7010, 9198), (7665, 8412)]