197666640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{977}}^1$

素因数の和:1277

約数の個数: 120

約数和(自身を含む): 666874728

約数和(自身を除く): 469208088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 281, 360, 562, 720, 843, 977, 1124, 1405, 1686, 1954, 2248, 2529, 2810, 2931, 3372, 3908, 4215, 4496, 4885, 5058, 5620, 5862, 6744, 7816, 8430, 8793, 9770, 10116, 11240, 11724, 12645, 13488, 14655, 15632, 16860, 17586, 19540, 20232, 22480, 23448, 25290, 29310, 33720, 35172, 39080, 40464, 43965, 46896, 50580, 58620, 67440, 70344, 78160, 87930, 101160, 117240, 140688, 175860, 202320, 234480, 274537, 351720, 549074, 703440, 823611, 1098148, 1372685, 1647222, 2196296, 2470833, 2745370, 3294444, 4118055, 4392592, 4941666, 5490740, 6588888, 8236110, 9883332, 10981480, 12354165, 13177776, 16472220, 19766664, 21962960, 24708330, 32944440, 39533328, 49416660, 65888880, 98833320, 197666640]

約数ペア:

[(1, 197666640), (2, 98833320), (3, 65888880), (4, 49416660), (5, 39533328), (6, 32944440), (8, 24708330), (9, 21962960), (10, 19766664), (12, 16472220), (15, 13177776), (16, 12354165), (18, 10981480), (20, 9883332), (24, 8236110), (30, 6588888), (36, 5490740), (40, 4941666), (45, 4392592), (48, 4118055), (60, 3294444), (72, 2745370), (80, 2470833), (90, 2196296), (120, 1647222), (144, 1372685), (180, 1098148), (240, 823611), (281, 703440), (360, 549074), (562, 351720), (720, 274537), (843, 234480), (977, 202320), (1124, 175860), (1405, 140688), (1686, 117240), (1954, 101160), (2248, 87930), (2529, 78160), (2810, 70344), (2931, 67440), (3372, 58620), (3908, 50580), (4215, 46896), (4496, 43965), (4885, 40464), (5058, 39080), (5620, 35172), (5862, 33720), (6744, 29310), (7816, 25290), (8430, 23448), (8793, 22480), (9770, 20232), (10116, 19540), (11240, 17586), (11724, 16860), (12645, 15632), (13488, 14655)]