726710560

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^2$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 1878598008

約数和(自身を除く): 1151887448

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 68, 71, 80, 85, 106, 136, 142, 160, 170, 212, 265, 272, 284, 340, 355, 424, 530, 544, 568, 680, 710, 848, 901, 1060, 1136, 1207, 1360, 1420, 1696, 1802, 2120, 2272, 2414, 2720, 2840, 3604, 3763, 4240, 4505, 4828, 5041, 5680, 6035, 7208, 7526, 8480, 9010, 9656, 10082, 11360, 12070, 14416, 15052, 18020, 18815, 19312, 20164, 24140, 25205, 28832, 30104, 36040, 37630, 38624, 40328, 48280, 50410, 60208, 63971, 72080, 75260, 80656, 85697, 96560, 100820, 120416, 127942, 144160, 150520, 161312, 171394, 193120, 201640, 255884, 267173, 301040, 319855, 342788, 403280, 428485, 511768, 534346, 602080, 639710, 685576, 806560, 856970, 1023536, 1068692, 1279420, 1335865, 1371152, 1713940, 2047072, 2137384, 2558840, 2671730, 2742304, 3427880, 4274768, 4541941, 5117680, 5343460, 6855760, 8549536, 9083882, 10235360, 10686920, 13711520, 18167764, 21373840, 22709705, 36335528, 42747680, 45419410, 72671056, 90838820, 145342112, 181677640, 363355280, 726710560]

約数ペア:

[(1, 726710560), (2, 363355280), (4, 181677640), (5, 145342112), (8, 90838820), (10, 72671056), (16, 45419410), (17, 42747680), (20, 36335528), (32, 22709705), (34, 21373840), (40, 18167764), (53, 13711520), (68, 10686920), (71, 10235360), (80, 9083882), (85, 8549536), (106, 6855760), (136, 5343460), (142, 5117680), (160, 4541941), (170, 4274768), (212, 3427880), (265, 2742304), (272, 2671730), (284, 2558840), (340, 2137384), (355, 2047072), (424, 1713940), (530, 1371152), (544, 1335865), (568, 1279420), (680, 1068692), (710, 1023536), (848, 856970), (901, 806560), (1060, 685576), (1136, 639710), (1207, 602080), (1360, 534346), (1420, 511768), (1696, 428485), (1802, 403280), (2120, 342788), (2272, 319855), (2414, 301040), (2720, 267173), (2840, 255884), (3604, 201640), (3763, 193120), (4240, 171394), (4505, 161312), (4828, 150520), (5041, 144160), (5680, 127942), (6035, 120416), (7208, 100820), (7526, 96560), (8480, 85697), (9010, 80656), (9656, 75260), (10082, 72080), (11360, 63971), (12070, 60208), (14416, 50410), (15052, 48280), (18020, 40328), (18815, 38624), (19312, 37630), (20164, 36040), (24140, 30104), (25205, 28832)]