199345120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:668

約数の個数: 96

約数和(自身を含む): 510572160

約数和(自身を除く): 311227040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 239, 260, 401, 416, 478, 520, 802, 956, 1040, 1195, 1604, 1912, 2005, 2080, 2390, 3107, 3208, 3824, 4010, 4780, 5213, 6214, 6416, 7648, 8020, 9560, 10426, 12428, 12832, 15535, 16040, 19120, 20852, 24856, 26065, 31070, 32080, 38240, 41704, 49712, 52130, 62140, 64160, 83408, 95839, 99424, 104260, 124280, 166816, 191678, 208520, 248560, 383356, 417040, 479195, 497120, 766712, 834080, 958390, 1245907, 1533424, 1916780, 2491814, 3066848, 3833560, 4983628, 6229535, 7667120, 9967256, 12459070, 15334240, 19934512, 24918140, 39869024, 49836280, 99672560, 199345120]

約数ペア:

[(1, 199345120), (2, 99672560), (4, 49836280), (5, 39869024), (8, 24918140), (10, 19934512), (13, 15334240), (16, 12459070), (20, 9967256), (26, 7667120), (32, 6229535), (40, 4983628), (52, 3833560), (65, 3066848), (80, 2491814), (104, 1916780), (130, 1533424), (160, 1245907), (208, 958390), (239, 834080), (260, 766712), (401, 497120), (416, 479195), (478, 417040), (520, 383356), (802, 248560), (956, 208520), (1040, 191678), (1195, 166816), (1604, 124280), (1912, 104260), (2005, 99424), (2080, 95839), (2390, 83408), (3107, 64160), (3208, 62140), (3824, 52130), (4010, 49712), (4780, 41704), (5213, 38240), (6214, 32080), (6416, 31070), (7648, 26065), (8020, 24856), (9560, 20852), (10426, 19120), (12428, 16040), (12832, 15535)]