156957918920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{36749}}^1$

素因数の和:37359

約数の個数: 128

約数和(自身を含む): 408648240000

約数和(自身を除く): 251690321080

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 571, 680, 748, 935, 1142, 1496, 1870, 2284, 2855, 3740, 4568, 5710, 6281, 7480, 9707, 11420, 12562, 19414, 22840, 25124, 31405, 36749, 38828, 48535, 50248, 62810, 73498, 77656, 97070, 106777, 125620, 146996, 183745, 194140, 213554, 251240, 293992, 367490, 388280, 404239, 427108, 533885, 624733, 734980, 808478, 854216, 1067770, 1249466, 1469960, 1616956, 2021195, 2135540, 2498932, 3123665, 3233912, 4042390, 4271080, 4997864, 6247330, 6872063, 8084780, 12494660, 13744126, 16169560, 20983679, 24989320, 27488252, 34360315, 41967358, 54976504, 68720630, 83934716, 104918395, 137441260, 167869432, 209836790, 230820469, 274882520, 356722543, 419673580, 461640938, 713445086, 839347160, 923281876, 1154102345, 1426890172, 1783612715, 1846563752, 2308204690, 2853780344, 3567225430, 3923947973, 4616409380, 7134450860, 7847895946, 9232818760, 14268901720, 15695791892, 19619739865, 31391583784, 39239479730, 78478959460, 156957918920]

約数ペア:

[(1, 156957918920), (2, 78478959460), (4, 39239479730), (5, 31391583784), (8, 19619739865), (10, 15695791892), (11, 14268901720), (17, 9232818760), (20, 7847895946), (22, 7134450860), (34, 4616409380), (40, 3923947973), (44, 3567225430), (55, 2853780344), (68, 2308204690), (85, 1846563752), (88, 1783612715), (110, 1426890172), (136, 1154102345), (170, 923281876), (187, 839347160), (220, 713445086), (340, 461640938), (374, 419673580), (440, 356722543), (571, 274882520), (680, 230820469), (748, 209836790), (935, 167869432), (1142, 137441260), (1496, 104918395), (1870, 83934716), (2284, 68720630), (2855, 54976504), (3740, 41967358), (4568, 34360315), (5710, 27488252), (6281, 24989320), (7480, 20983679), (9707, 16169560), (11420, 13744126), (12562, 12494660), (19414, 8084780), (22840, 6872063), (25124, 6247330), (31405, 4997864), (36749, 4271080), (38828, 4042390), (48535, 3233912), (50248, 3123665), (62810, 2498932), (73498, 2135540), (77656, 2021195), (97070, 1616956), (106777, 1469960), (125620, 1249466), (146996, 1067770), (183745, 854216), (194140, 808478), (213554, 734980), (251240, 624733), (293992, 533885), (367490, 427108), (388280, 404239)]