127579920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:529

約数の個数: 160

約数和(自身を含む): 431139072

約数和(自身を除く): 303559152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 103, 104, 120, 130, 156, 195, 206, 208, 240, 260, 309, 312, 390, 397, 412, 515, 520, 618, 624, 780, 794, 824, 1030, 1040, 1191, 1236, 1339, 1545, 1560, 1588, 1648, 1985, 2060, 2382, 2472, 2678, 3090, 3120, 3176, 3970, 4017, 4120, 4764, 4944, 5161, 5356, 5955, 6180, 6352, 6695, 7940, 8034, 8240, 9528, 10322, 10712, 11910, 12360, 13390, 15483, 15880, 16068, 19056, 20085, 20644, 21424, 23820, 24720, 25805, 26780, 30966, 31760, 32136, 40170, 40891, 41288, 47640, 51610, 53560, 61932, 64272, 77415, 80340, 81782, 82576, 95280, 103220, 107120, 122673, 123864, 154830, 160680, 163564, 204455, 206440, 245346, 247728, 309660, 321360, 327128, 408910, 412880, 490692, 531583, 613365, 619320, 654256, 817820, 981384, 1063166, 1226730, 1238640, 1594749, 1635640, 1962768, 2126332, 2453460, 2657915, 3189498, 3271280, 4252664, 4906920, 5315830, 6378996, 7973745, 8505328, 9813840, 10631660, 12757992, 15947490, 21263320, 25515984, 31894980, 42526640, 63789960, 127579920]

約数ペア:

[(1, 127579920), (2, 63789960), (3, 42526640), (4, 31894980), (5, 25515984), (6, 21263320), (8, 15947490), (10, 12757992), (12, 10631660), (13, 9813840), (15, 8505328), (16, 7973745), (20, 6378996), (24, 5315830), (26, 4906920), (30, 4252664), (39, 3271280), (40, 3189498), (48, 2657915), (52, 2453460), (60, 2126332), (65, 1962768), (78, 1635640), (80, 1594749), (103, 1238640), (104, 1226730), (120, 1063166), (130, 981384), (156, 817820), (195, 654256), (206, 619320), (208, 613365), (240, 531583), (260, 490692), (309, 412880), (312, 408910), (390, 327128), (397, 321360), (412, 309660), (515, 247728), (520, 245346), (618, 206440), (624, 204455), (780, 163564), (794, 160680), (824, 154830), (1030, 123864), (1040, 122673), (1191, 107120), (1236, 103220), (1339, 95280), (1545, 82576), (1560, 81782), (1588, 80340), (1648, 77415), (1985, 64272), (2060, 61932), (2382, 53560), (2472, 51610), (2678, 47640), (3090, 41288), (3120, 40891), (3176, 40170), (3970, 32136), (4017, 31760), (4120, 30966), (4764, 26780), (4944, 25805), (5161, 24720), (5356, 23820), (5955, 21424), (6180, 20644), (6352, 20085), (6695, 19056), (7940, 16068), (8034, 15880), (8240, 15483), (9528, 13390), (10322, 12360), (10712, 11910)]