198531440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 507979392

約数和(自身を除く): 309447952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 277, 289, 310, 340, 496, 527, 554, 578, 620, 680, 1054, 1108, 1156, 1240, 1360, 1385, 1445, 2108, 2216, 2312, 2480, 2635, 2770, 2890, 4216, 4432, 4624, 4709, 5270, 5540, 5780, 8432, 8587, 8959, 9418, 10540, 11080, 11560, 17174, 17918, 18836, 21080, 22160, 23120, 23545, 34348, 35836, 37672, 42160, 42935, 44795, 47090, 68696, 71672, 75344, 80053, 85870, 89590, 94180, 137392, 143344, 145979, 160106, 171740, 179180, 188360, 291958, 320212, 343480, 358360, 376720, 400265, 583916, 640424, 686960, 716720, 729895, 800530, 1167832, 1280848, 1459790, 1601060, 2335664, 2481643, 2919580, 3202120, 4963286, 5839160, 6404240, 9926572, 11678320, 12408215, 19853144, 24816430, 39706288, 49632860, 99265720, 198531440]

約数ペア:

[(1, 198531440), (2, 99265720), (4, 49632860), (5, 39706288), (8, 24816430), (10, 19853144), (16, 12408215), (17, 11678320), (20, 9926572), (31, 6404240), (34, 5839160), (40, 4963286), (62, 3202120), (68, 2919580), (80, 2481643), (85, 2335664), (124, 1601060), (136, 1459790), (155, 1280848), (170, 1167832), (248, 800530), (272, 729895), (277, 716720), (289, 686960), (310, 640424), (340, 583916), (496, 400265), (527, 376720), (554, 358360), (578, 343480), (620, 320212), (680, 291958), (1054, 188360), (1108, 179180), (1156, 171740), (1240, 160106), (1360, 145979), (1385, 143344), (1445, 137392), (2108, 94180), (2216, 89590), (2312, 85870), (2480, 80053), (2635, 75344), (2770, 71672), (2890, 68696), (4216, 47090), (4432, 44795), (4624, 42935), (4709, 42160), (5270, 37672), (5540, 35836), (5780, 34348), (8432, 23545), (8587, 23120), (8959, 22160), (9418, 21080), (10540, 18836), (11080, 17918), (11560, 17174)]