156875680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:606

約数の個数: 96

約数和(自身を含む): 402192000

約数和(自身を除く): 245316320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 199, 208, 260, 379, 398, 416, 520, 758, 796, 995, 1040, 1516, 1592, 1895, 1990, 2080, 2587, 3032, 3184, 3790, 3980, 4927, 5174, 6064, 6368, 7580, 7960, 9854, 10348, 12128, 12935, 15160, 15920, 19708, 20696, 24635, 25870, 30320, 31840, 39416, 41392, 49270, 51740, 60640, 75421, 78832, 82784, 98540, 103480, 150842, 157664, 197080, 206960, 301684, 377105, 394160, 413920, 603368, 754210, 788320, 980473, 1206736, 1508420, 1960946, 2413472, 3016840, 3921892, 4902365, 6033680, 7843784, 9804730, 12067360, 15687568, 19609460, 31375136, 39218920, 78437840, 156875680]

約数ペア:

[(1, 156875680), (2, 78437840), (4, 39218920), (5, 31375136), (8, 19609460), (10, 15687568), (13, 12067360), (16, 9804730), (20, 7843784), (26, 6033680), (32, 4902365), (40, 3921892), (52, 3016840), (65, 2413472), (80, 1960946), (104, 1508420), (130, 1206736), (160, 980473), (199, 788320), (208, 754210), (260, 603368), (379, 413920), (398, 394160), (416, 377105), (520, 301684), (758, 206960), (796, 197080), (995, 157664), (1040, 150842), (1516, 103480), (1592, 98540), (1895, 82784), (1990, 78832), (2080, 75421), (2587, 60640), (3032, 51740), (3184, 49270), (3790, 41392), (3980, 39416), (4927, 31840), (5174, 30320), (6064, 25870), (6368, 24635), (7580, 20696), (7960, 19708), (9854, 15920), (10348, 15160), (12128, 12935)]