31411520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:440

約数の個数: 112

約数和(自身を含む): 88026240

約数和(自身を除く): 56614720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 379, 448, 518, 560, 592, 740, 758, 1036, 1120, 1184, 1295, 1480, 1516, 1895, 2072, 2240, 2368, 2590, 2653, 2960, 3032, 3790, 4144, 5180, 5306, 5920, 6064, 7580, 8288, 10360, 10612, 11840, 12128, 13265, 14023, 15160, 16576, 20720, 21224, 24256, 26530, 28046, 30320, 41440, 42448, 53060, 56092, 60640, 70115, 82880, 84896, 98161, 106120, 112184, 121280, 140230, 169792, 196322, 212240, 224368, 280460, 392644, 424480, 448736, 490805, 560920, 785288, 848960, 897472, 981610, 1121840, 1570576, 1963220, 2243680, 3141152, 3926440, 4487360, 6282304, 7852880, 15705760, 31411520]

約数ペア:

[(1, 31411520), (2, 15705760), (4, 7852880), (5, 6282304), (7, 4487360), (8, 3926440), (10, 3141152), (14, 2243680), (16, 1963220), (20, 1570576), (28, 1121840), (32, 981610), (35, 897472), (37, 848960), (40, 785288), (56, 560920), (64, 490805), (70, 448736), (74, 424480), (80, 392644), (112, 280460), (140, 224368), (148, 212240), (160, 196322), (185, 169792), (224, 140230), (259, 121280), (280, 112184), (296, 106120), (320, 98161), (370, 84896), (379, 82880), (448, 70115), (518, 60640), (560, 56092), (592, 53060), (740, 42448), (758, 41440), (1036, 30320), (1120, 28046), (1184, 26530), (1295, 24256), (1480, 21224), (1516, 20720), (1895, 16576), (2072, 15160), (2240, 14023), (2368, 13265), (2590, 12128), (2653, 11840), (2960, 10612), (3032, 10360), (3790, 8288), (4144, 7580), (5180, 6064), (5306, 5920)]