172466640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7727}}^1$

素因数の和:7777

約数の個数: 120

約数和(自身を含む): 597961728

約数和(自身を除く): 425495088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 7727, 11160, 15454, 22320, 23181, 30908, 38635, 46362, 61816, 69543, 77270, 92724, 115905, 123632, 139086, 154540, 185448, 231810, 239537, 278172, 309080, 347715, 370896, 463620, 479074, 556344, 618160, 695430, 718611, 927240, 958148, 1112688, 1197685, 1390860, 1437222, 1854480, 1916296, 2155833, 2395370, 2781720, 2874444, 3593055, 3832592, 4311666, 4790740, 5563440, 5748888, 7186110, 8623332, 9581480, 10779165, 11497776, 14372220, 17246664, 19162960, 21558330, 28744440, 34493328, 43116660, 57488880, 86233320, 172466640]

約数ペア:

[(1, 172466640), (2, 86233320), (3, 57488880), (4, 43116660), (5, 34493328), (6, 28744440), (8, 21558330), (9, 19162960), (10, 17246664), (12, 14372220), (15, 11497776), (16, 10779165), (18, 9581480), (20, 8623332), (24, 7186110), (30, 5748888), (31, 5563440), (36, 4790740), (40, 4311666), (45, 3832592), (48, 3593055), (60, 2874444), (62, 2781720), (72, 2395370), (80, 2155833), (90, 1916296), (93, 1854480), (120, 1437222), (124, 1390860), (144, 1197685), (155, 1112688), (180, 958148), (186, 927240), (240, 718611), (248, 695430), (279, 618160), (310, 556344), (360, 479074), (372, 463620), (465, 370896), (496, 347715), (558, 309080), (620, 278172), (720, 239537), (744, 231810), (930, 185448), (1116, 154540), (1240, 139086), (1395, 123632), (1488, 115905), (1860, 92724), (2232, 77270), (2480, 69543), (2790, 61816), (3720, 46362), (4464, 38635), (5580, 30908), (7440, 23181), (7727, 22320), (11160, 15454)]