381084990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:666

約数の個数: 128

約数和(自身を含む): 1082156544

約数和(自身を除く): 701071554

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 211, 286, 330, 390, 421, 422, 429, 633, 715, 842, 858, 1055, 1263, 1266, 1430, 2105, 2110, 2145, 2321, 2526, 2743, 3165, 4210, 4290, 4631, 4642, 5473, 5486, 6315, 6330, 6963, 8229, 9262, 10946, 11605, 12630, 13715, 13893, 13926, 16419, 16458, 23155, 23210, 27365, 27430, 27786, 30173, 32838, 34815, 41145, 46310, 54730, 60203, 60346, 69465, 69630, 82095, 82290, 88831, 90519, 120406, 138930, 150865, 164190, 177662, 180609, 181038, 266493, 301015, 301730, 361218, 444155, 452595, 532986, 602030, 888310, 903045, 905190, 977141, 1154803, 1332465, 1806090, 1954282, 2309606, 2664930, 2931423, 3464409, 4885705, 5774015, 5862846, 6928818, 9771410, 11548030, 12702833, 14657115, 17322045, 25405666, 29314230, 34644090, 38108499, 63514165, 76216998, 127028330, 190542495, 381084990]

約数ペア:

[(1, 381084990), (2, 190542495), (3, 127028330), (5, 76216998), (6, 63514165), (10, 38108499), (11, 34644090), (13, 29314230), (15, 25405666), (22, 17322045), (26, 14657115), (30, 12702833), (33, 11548030), (39, 9771410), (55, 6928818), (65, 5862846), (66, 5774015), (78, 4885705), (110, 3464409), (130, 2931423), (143, 2664930), (165, 2309606), (195, 1954282), (211, 1806090), (286, 1332465), (330, 1154803), (390, 977141), (421, 905190), (422, 903045), (429, 888310), (633, 602030), (715, 532986), (842, 452595), (858, 444155), (1055, 361218), (1263, 301730), (1266, 301015), (1430, 266493), (2105, 181038), (2110, 180609), (2145, 177662), (2321, 164190), (2526, 150865), (2743, 138930), (3165, 120406), (4210, 90519), (4290, 88831), (4631, 82290), (4642, 82095), (5473, 69630), (5486, 69465), (6315, 60346), (6330, 60203), (6963, 54730), (8229, 46310), (9262, 41145), (10946, 34815), (11605, 32838), (12630, 30173), (13715, 27786), (13893, 27430), (13926, 27365), (16419, 23210), (16458, 23155)]