31840320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1951}}^1$

素因数の和:1988

約数の個数: 112

約数和(自身を含む): 107094528

約数和(自身を除く): 75254208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 408, 480, 510, 544, 680, 816, 960, 1020, 1088, 1360, 1632, 1951, 2040, 2720, 3264, 3902, 4080, 5440, 5853, 7804, 8160, 9755, 11706, 15608, 16320, 19510, 23412, 29265, 31216, 33167, 39020, 46824, 58530, 62432, 66334, 78040, 93648, 99501, 117060, 124864, 132668, 156080, 165835, 187296, 199002, 234120, 265336, 312160, 331670, 374592, 398004, 468240, 497505, 530672, 624320, 663340, 796008, 936480, 995010, 1061344, 1326680, 1592016, 1872960, 1990020, 2122688, 2653360, 3184032, 3980040, 5306720, 6368064, 7960080, 10613440, 15920160, 31840320]

約数ペア:

[(1, 31840320), (2, 15920160), (3, 10613440), (4, 7960080), (5, 6368064), (6, 5306720), (8, 3980040), (10, 3184032), (12, 2653360), (15, 2122688), (16, 1990020), (17, 1872960), (20, 1592016), (24, 1326680), (30, 1061344), (32, 995010), (34, 936480), (40, 796008), (48, 663340), (51, 624320), (60, 530672), (64, 497505), (68, 468240), (80, 398004), (85, 374592), (96, 331670), (102, 312160), (120, 265336), (136, 234120), (160, 199002), (170, 187296), (192, 165835), (204, 156080), (240, 132668), (255, 124864), (272, 117060), (320, 99501), (340, 93648), (408, 78040), (480, 66334), (510, 62432), (544, 58530), (680, 46824), (816, 39020), (960, 33167), (1020, 31216), (1088, 29265), (1360, 23412), (1632, 19510), (1951, 16320), (2040, 15608), (2720, 11706), (3264, 9755), (3902, 8160), (4080, 7804), (5440, 5853)]