381276220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:871

約数の個数: 96

約数和(自身を含む): 903280896

約数和(自身を除く): 522004676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 47, 52, 65, 82, 94, 130, 164, 188, 205, 235, 260, 410, 470, 533, 611, 761, 820, 940, 1066, 1222, 1522, 1927, 2132, 2444, 2665, 3044, 3055, 3805, 3854, 5330, 6110, 7610, 7708, 9635, 9893, 10660, 12220, 15220, 19270, 19786, 25051, 31201, 35767, 38540, 39572, 49465, 50102, 62402, 71534, 98930, 100204, 124804, 125255, 143068, 156005, 178835, 197860, 250510, 312010, 357670, 405613, 464971, 501020, 624020, 715340, 811226, 929942, 1466447, 1622452, 1859884, 2028065, 2324855, 2932894, 4056130, 4649710, 5865788, 7332235, 8112260, 9299420, 14664470, 19063811, 29328940, 38127622, 76255244, 95319055, 190638110, 381276220]

約数ペア:

[(1, 381276220), (2, 190638110), (4, 95319055), (5, 76255244), (10, 38127622), (13, 29328940), (20, 19063811), (26, 14664470), (41, 9299420), (47, 8112260), (52, 7332235), (65, 5865788), (82, 4649710), (94, 4056130), (130, 2932894), (164, 2324855), (188, 2028065), (205, 1859884), (235, 1622452), (260, 1466447), (410, 929942), (470, 811226), (533, 715340), (611, 624020), (761, 501020), (820, 464971), (940, 405613), (1066, 357670), (1222, 312010), (1522, 250510), (1927, 197860), (2132, 178835), (2444, 156005), (2665, 143068), (3044, 125255), (3055, 124804), (3805, 100204), (3854, 98930), (5330, 71534), (6110, 62402), (7610, 50102), (7708, 49465), (9635, 39572), (9893, 38540), (10660, 35767), (12220, 31201), (15220, 25051), (19270, 19786)]