251940360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{6121}}^1$

素因数の和:6156

約数の個数: 128

約数和(自身を含む): 881568000

約数和(自身を除く): 629627640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2744, 2940, 3430, 4116, 5145, 5880, 6121, 6860, 8232, 10290, 12242, 13720, 18363, 20580, 24484, 30605, 36726, 41160, 42847, 48968, 61210, 73452, 85694, 91815, 122420, 128541, 146904, 171388, 183630, 214235, 244840, 257082, 299929, 342776, 367260, 428470, 514164, 599858, 642705, 734520, 856940, 899787, 1028328, 1199716, 1285410, 1499645, 1713880, 1799574, 2099503, 2399432, 2570820, 2999290, 3599148, 4199006, 4498935, 5141640, 5998580, 6298509, 7198296, 8398012, 8997870, 10497515, 11997160, 12597018, 16796024, 17995740, 20995030, 25194036, 31492545, 35991480, 41990060, 50388072, 62985090, 83980120, 125970180, 251940360]

約数ペア:

[(1, 251940360), (2, 125970180), (3, 83980120), (4, 62985090), (5, 50388072), (6, 41990060), (7, 35991480), (8, 31492545), (10, 25194036), (12, 20995030), (14, 17995740), (15, 16796024), (20, 12597018), (21, 11997160), (24, 10497515), (28, 8997870), (30, 8398012), (35, 7198296), (40, 6298509), (42, 5998580), (49, 5141640), (56, 4498935), (60, 4199006), (70, 3599148), (84, 2999290), (98, 2570820), (105, 2399432), (120, 2099503), (140, 1799574), (147, 1713880), (168, 1499645), (196, 1285410), (210, 1199716), (245, 1028328), (280, 899787), (294, 856940), (343, 734520), (392, 642705), (420, 599858), (490, 514164), (588, 428470), (686, 367260), (735, 342776), (840, 299929), (980, 257082), (1029, 244840), (1176, 214235), (1372, 183630), (1470, 171388), (1715, 146904), (1960, 128541), (2058, 122420), (2744, 91815), (2940, 85694), (3430, 73452), (4116, 61210), (5145, 48968), (5880, 42847), (6121, 41160), (6860, 36726), (8232, 30605), (10290, 24484), (12242, 20580), (13720, 18363)]