815406420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{997}}^1$

素因数の和:1369

約数の個数: 96

約数和(自身を含む): 2345954688

約数和(自身を除く): 1530548268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 317, 430, 516, 634, 645, 860, 951, 997, 1268, 1290, 1585, 1902, 1994, 2580, 2991, 3170, 3804, 3988, 4755, 4985, 5982, 6340, 9510, 9970, 11964, 13631, 14955, 19020, 19940, 27262, 29910, 40893, 42871, 54524, 59820, 68155, 81786, 85742, 128613, 136310, 163572, 171484, 204465, 214355, 257226, 272620, 316049, 408930, 428710, 514452, 632098, 643065, 817860, 857420, 948147, 1264196, 1286130, 1580245, 1896294, 2572260, 3160490, 3792588, 4740735, 6320980, 9481470, 13590107, 18962940, 27180214, 40770321, 54360428, 67950535, 81540642, 135901070, 163081284, 203851605, 271802140, 407703210, 815406420]

約数ペア:

[(1, 815406420), (2, 407703210), (3, 271802140), (4, 203851605), (5, 163081284), (6, 135901070), (10, 81540642), (12, 67950535), (15, 54360428), (20, 40770321), (30, 27180214), (43, 18962940), (60, 13590107), (86, 9481470), (129, 6320980), (172, 4740735), (215, 3792588), (258, 3160490), (317, 2572260), (430, 1896294), (516, 1580245), (634, 1286130), (645, 1264196), (860, 948147), (951, 857420), (997, 817860), (1268, 643065), (1290, 632098), (1585, 514452), (1902, 428710), (1994, 408930), (2580, 316049), (2991, 272620), (3170, 257226), (3804, 214355), (3988, 204465), (4755, 171484), (4985, 163572), (5982, 136310), (6340, 128613), (9510, 85742), (9970, 81786), (11964, 68155), (13631, 59820), (14955, 54524), (19020, 42871), (19940, 40893), (27262, 29910)]