723454420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:745

約数の個数: 96

約数和(自身を含む): 1717148160

約数和(自身を除く): 993693740

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 311, 389, 460, 598, 622, 778, 1196, 1244, 1495, 1555, 1556, 1945, 2990, 3110, 3890, 4043, 5057, 5980, 6220, 7153, 7780, 8086, 8947, 10114, 14306, 16172, 17894, 20215, 20228, 25285, 28612, 35765, 35788, 40430, 44735, 50570, 71530, 80860, 89470, 92989, 101140, 116311, 120979, 143060, 178940, 185978, 232622, 241958, 371956, 464945, 465244, 483916, 581555, 604895, 929890, 1163110, 1209790, 1572727, 1859780, 2326220, 2419580, 2782517, 3145454, 5565034, 6290908, 7863635, 11130068, 13912585, 15727270, 27825170, 31454540, 36172721, 55650340, 72345442, 144690884, 180863605, 361727210, 723454420]

約数ペア:

[(1, 723454420), (2, 361727210), (4, 180863605), (5, 144690884), (10, 72345442), (13, 55650340), (20, 36172721), (23, 31454540), (26, 27825170), (46, 15727270), (52, 13912585), (65, 11130068), (92, 7863635), (115, 6290908), (130, 5565034), (230, 3145454), (260, 2782517), (299, 2419580), (311, 2326220), (389, 1859780), (460, 1572727), (598, 1209790), (622, 1163110), (778, 929890), (1196, 604895), (1244, 581555), (1495, 483916), (1555, 465244), (1556, 464945), (1945, 371956), (2990, 241958), (3110, 232622), (3890, 185978), (4043, 178940), (5057, 143060), (5980, 120979), (6220, 116311), (7153, 101140), (7780, 92989), (8086, 89470), (8947, 80860), (10114, 71530), (14306, 50570), (16172, 44735), (17894, 40430), (20215, 35788), (20228, 35765), (25285, 28612)]