39342160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 113742720

約数和(自身を除く): 74400560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 143, 152, 176, 181, 190, 208, 209, 220, 247, 260, 286, 304, 362, 380, 418, 440, 494, 520, 572, 715, 724, 760, 836, 880, 905, 988, 1040, 1045, 1144, 1235, 1430, 1448, 1520, 1672, 1810, 1976, 1991, 2090, 2288, 2353, 2470, 2717, 2860, 2896, 3344, 3439, 3620, 3952, 3982, 4180, 4706, 4940, 5434, 5720, 6878, 7240, 7964, 8360, 9412, 9880, 9955, 10868, 11440, 11765, 13585, 13756, 14480, 15928, 16720, 17195, 18824, 19760, 19910, 21736, 23530, 25883, 27170, 27512, 31856, 34390, 37648, 37829, 39820, 43472, 44707, 47060, 51766, 54340, 55024, 68780, 75658, 79640, 89414, 94120, 103532, 108680, 129415, 137560, 151316, 159280, 178828, 188240, 189145, 207064, 217360, 223535, 258830, 275120, 302632, 357656, 378290, 414128, 447070, 491777, 517660, 605264, 715312, 756580, 894140, 983554, 1035320, 1513160, 1788280, 1967108, 2070640, 2458885, 3026320, 3576560, 3934216, 4917770, 7868432, 9835540, 19671080, 39342160]

約数ペア:

[(1, 39342160), (2, 19671080), (4, 9835540), (5, 7868432), (8, 4917770), (10, 3934216), (11, 3576560), (13, 3026320), (16, 2458885), (19, 2070640), (20, 1967108), (22, 1788280), (26, 1513160), (38, 1035320), (40, 983554), (44, 894140), (52, 756580), (55, 715312), (65, 605264), (76, 517660), (80, 491777), (88, 447070), (95, 414128), (104, 378290), (110, 357656), (130, 302632), (143, 275120), (152, 258830), (176, 223535), (181, 217360), (190, 207064), (208, 189145), (209, 188240), (220, 178828), (247, 159280), (260, 151316), (286, 137560), (304, 129415), (362, 108680), (380, 103532), (418, 94120), (440, 89414), (494, 79640), (520, 75658), (572, 68780), (715, 55024), (724, 54340), (760, 51766), (836, 47060), (880, 44707), (905, 43472), (988, 39820), (1040, 37829), (1045, 37648), (1144, 34390), (1235, 31856), (1430, 27512), (1448, 27170), (1520, 25883), (1672, 23530), (1810, 21736), (1976, 19910), (1991, 19760), (2090, 18824), (2288, 17195), (2353, 16720), (2470, 15928), (2717, 14480), (2860, 13756), (2896, 13585), (3344, 11765), (3439, 11440), (3620, 10868), (3952, 9955), (3982, 9880), (4180, 9412), (4706, 8360), (4940, 7964), (5434, 7240), (5720, 6878)]