398254920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^2$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 1454474880

約数和(自身を除く): 1056219960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 167, 168, 170, 204, 210, 238, 255, 280, 334, 340, 357, 408, 420, 476, 501, 510, 595, 668, 680, 714, 835, 840, 952, 1002, 1020, 1169, 1190, 1336, 1428, 1670, 1785, 2004, 2040, 2338, 2380, 2505, 2839, 2856, 3340, 3507, 3570, 4008, 4676, 4760, 5010, 5678, 5845, 6680, 7014, 7140, 8517, 9352, 10020, 11356, 11690, 14028, 14195, 14280, 17034, 17535, 19873, 20040, 22712, 23380, 27889, 28056, 28390, 34068, 35070, 39746, 42585, 46760, 55778, 56780, 59619, 68136, 70140, 79492, 83667, 85170, 99365, 111556, 113560, 119238, 139445, 140280, 158984, 167334, 170340, 195223, 198730, 223112, 238476, 278890, 298095, 334668, 340680, 390446, 397460, 418335, 474113, 476952, 557780, 585669, 596190, 669336, 780892, 794920, 836670, 948226, 976115, 1115560, 1171338, 1192380, 1422339, 1561784, 1673340, 1896452, 1952230, 2342676, 2370565, 2384760, 2844678, 2928345, 3318791, 3346680, 3792904, 3904460, 4685352, 4741130, 5689356, 5856690, 6637582, 7111695, 7808920, 9482260, 9956373, 11378712, 11713380, 13275164, 14223390, 16593955, 18964520, 19912746, 23426760, 26550328, 28446780, 33187910, 39825492, 49781865, 56893560, 66375820, 79650984, 99563730, 132751640, 199127460, 398254920]

約数ペア:

[(1, 398254920), (2, 199127460), (3, 132751640), (4, 99563730), (5, 79650984), (6, 66375820), (7, 56893560), (8, 49781865), (10, 39825492), (12, 33187910), (14, 28446780), (15, 26550328), (17, 23426760), (20, 19912746), (21, 18964520), (24, 16593955), (28, 14223390), (30, 13275164), (34, 11713380), (35, 11378712), (40, 9956373), (42, 9482260), (51, 7808920), (56, 7111695), (60, 6637582), (68, 5856690), (70, 5689356), (84, 4741130), (85, 4685352), (102, 3904460), (105, 3792904), (119, 3346680), (120, 3318791), (136, 2928345), (140, 2844678), (167, 2384760), (168, 2370565), (170, 2342676), (204, 1952230), (210, 1896452), (238, 1673340), (255, 1561784), (280, 1422339), (334, 1192380), (340, 1171338), (357, 1115560), (408, 976115), (420, 948226), (476, 836670), (501, 794920), (510, 780892), (595, 669336), (668, 596190), (680, 585669), (714, 557780), (835, 476952), (840, 474113), (952, 418335), (1002, 397460), (1020, 390446), (1169, 340680), (1190, 334668), (1336, 298095), (1428, 278890), (1670, 238476), (1785, 223112), (2004, 198730), (2040, 195223), (2338, 170340), (2380, 167334), (2505, 158984), (2839, 140280), (2856, 139445), (3340, 119238), (3507, 113560), (3570, 111556), (4008, 99365), (4676, 85170), (4760, 83667), (5010, 79492), (5678, 70140), (5845, 68136), (6680, 59619), (7014, 56780), (7140, 55778), (8517, 46760), (9352, 42585), (10020, 39746), (11356, 35070), (11690, 34068), (14028, 28390), (14195, 28056), (14280, 27889), (17034, 23380), (17535, 22712), (19873, 20040)]