31344240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2141}}^1$

素因数の和:2218

約数の個数: 80

約数和(自身を含む): 98806176

約数和(自身を除く): 67461936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2141, 2440, 2928, 3660, 4282, 4880, 6423, 7320, 8564, 10705, 12846, 14640, 17128, 21410, 25692, 32115, 34256, 42820, 51384, 64230, 85640, 102768, 128460, 130601, 171280, 256920, 261202, 391803, 513840, 522404, 653005, 783606, 1044808, 1306010, 1567212, 1959015, 2089616, 2612020, 3134424, 3918030, 5224040, 6268848, 7836060, 10448080, 15672120, 31344240]

約数ペア:

[(1, 31344240), (2, 15672120), (3, 10448080), (4, 7836060), (5, 6268848), (6, 5224040), (8, 3918030), (10, 3134424), (12, 2612020), (15, 2089616), (16, 1959015), (20, 1567212), (24, 1306010), (30, 1044808), (40, 783606), (48, 653005), (60, 522404), (61, 513840), (80, 391803), (120, 261202), (122, 256920), (183, 171280), (240, 130601), (244, 128460), (305, 102768), (366, 85640), (488, 64230), (610, 51384), (732, 42820), (915, 34256), (976, 32115), (1220, 25692), (1464, 21410), (1830, 17128), (2141, 14640), (2440, 12846), (2928, 10705), (3660, 8564), (4282, 7320), (4880, 6423)]