157250540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 351177120

約数和(自身を除く): 193926580

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 167, 178, 230, 334, 356, 445, 460, 529, 668, 835, 890, 1058, 1670, 1780, 2047, 2116, 2645, 3340, 3841, 4094, 5290, 7682, 8188, 10235, 10580, 14863, 15364, 19205, 20470, 29726, 38410, 40940, 47081, 59452, 74315, 76820, 88343, 94162, 148630, 176686, 188324, 235405, 297260, 341849, 353372, 441715, 470810, 683698, 883430, 941620, 1367396, 1709245, 1766860, 3418490, 6836980, 7862527, 15725054, 31450108, 39312635, 78625270, 157250540]

約数ペア:

[(1, 157250540), (2, 78625270), (4, 39312635), (5, 31450108), (10, 15725054), (20, 7862527), (23, 6836980), (46, 3418490), (89, 1766860), (92, 1709245), (115, 1367396), (167, 941620), (178, 883430), (230, 683698), (334, 470810), (356, 441715), (445, 353372), (460, 341849), (529, 297260), (668, 235405), (835, 188324), (890, 176686), (1058, 148630), (1670, 94162), (1780, 88343), (2047, 76820), (2116, 74315), (2645, 59452), (3340, 47081), (3841, 40940), (4094, 38410), (5290, 29726), (7682, 20470), (8188, 19205), (10235, 15364), (10580, 14863)]