31411920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7699}}^1$

素因数の和:7732

約数の個数: 80

約数和(自身を含む): 103118400

約数和(自身を除く): 71706480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 7699, 15398, 23097, 30796, 38495, 46194, 61592, 76990, 92388, 115485, 123184, 130883, 153980, 184776, 230970, 261766, 307960, 369552, 392649, 461940, 523532, 615920, 654415, 785298, 923880, 1047064, 1308830, 1570596, 1847760, 1963245, 2094128, 2617660, 3141192, 3926490, 5235320, 6282384, 7852980, 10470640, 15705960, 31411920]

約数ペア:

[(1, 31411920), (2, 15705960), (3, 10470640), (4, 7852980), (5, 6282384), (6, 5235320), (8, 3926490), (10, 3141192), (12, 2617660), (15, 2094128), (16, 1963245), (17, 1847760), (20, 1570596), (24, 1308830), (30, 1047064), (34, 923880), (40, 785298), (48, 654415), (51, 615920), (60, 523532), (68, 461940), (80, 392649), (85, 369552), (102, 307960), (120, 261766), (136, 230970), (170, 184776), (204, 153980), (240, 130883), (255, 123184), (272, 115485), (340, 92388), (408, 76990), (510, 61592), (680, 46194), (816, 38495), (1020, 30796), (1360, 23097), (2040, 15398), (4080, 7699)]