344398240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2389}}^1$

素因数の和:2474

約数の個数: 96

約数和(自身を含む): 878124240

約数和(自身を除く): 533726000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 68, 80, 85, 106, 136, 160, 170, 212, 265, 272, 340, 424, 530, 544, 680, 848, 901, 1060, 1360, 1696, 1802, 2120, 2389, 2720, 3604, 4240, 4505, 4778, 7208, 8480, 9010, 9556, 11945, 14416, 18020, 19112, 23890, 28832, 36040, 38224, 40613, 47780, 72080, 76448, 81226, 95560, 126617, 144160, 162452, 191120, 203065, 253234, 324904, 382240, 406130, 506468, 633085, 649808, 812260, 1012936, 1266170, 1299616, 1624520, 2025872, 2152489, 2532340, 3249040, 4051744, 4304978, 5064680, 6498080, 8609956, 10129360, 10762445, 17219912, 20258720, 21524890, 34439824, 43049780, 68879648, 86099560, 172199120, 344398240]

約数ペア:

[(1, 344398240), (2, 172199120), (4, 86099560), (5, 68879648), (8, 43049780), (10, 34439824), (16, 21524890), (17, 20258720), (20, 17219912), (32, 10762445), (34, 10129360), (40, 8609956), (53, 6498080), (68, 5064680), (80, 4304978), (85, 4051744), (106, 3249040), (136, 2532340), (160, 2152489), (170, 2025872), (212, 1624520), (265, 1299616), (272, 1266170), (340, 1012936), (424, 812260), (530, 649808), (544, 633085), (680, 506468), (848, 406130), (901, 382240), (1060, 324904), (1360, 253234), (1696, 203065), (1802, 191120), (2120, 162452), (2389, 144160), (2720, 126617), (3604, 95560), (4240, 81226), (4505, 76448), (4778, 72080), (7208, 47780), (8480, 40613), (9010, 38224), (9556, 36040), (11945, 28832), (14416, 23890), (18020, 19112)]