78864120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 192

約数和(自身を含む): 269568000

約数和(自身を除く): 190703880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 59, 60, 72, 79, 90, 94, 118, 120, 141, 158, 177, 180, 188, 235, 236, 237, 282, 295, 316, 354, 360, 376, 395, 423, 470, 472, 474, 531, 564, 590, 632, 705, 708, 711, 790, 846, 885, 940, 948, 1062, 1128, 1180, 1185, 1410, 1416, 1422, 1580, 1692, 1770, 1880, 1896, 2115, 2124, 2360, 2370, 2655, 2773, 2820, 2844, 3160, 3384, 3540, 3555, 3713, 4230, 4248, 4661, 4740, 5310, 5546, 5640, 5688, 7080, 7110, 7426, 8319, 8460, 9322, 9480, 10620, 11092, 11139, 13865, 13983, 14220, 14852, 16638, 16920, 18565, 18644, 21240, 22184, 22278, 23305, 24957, 27730, 27966, 28440, 29704, 33276, 33417, 37130, 37288, 41595, 41949, 44556, 46610, 49914, 55460, 55695, 55932, 66552, 66834, 69915, 74260, 83190, 83898, 89112, 93220, 99828, 110920, 111390, 111864, 124785, 133668, 139830, 148520, 166380, 167085, 167796, 186440, 199656, 209745, 219067, 222780, 249570, 267336, 279660, 332760, 334170, 335592, 419490, 438134, 445560, 499140, 559320, 657201, 668340, 838980, 876268, 998280, 1095335, 1314402, 1336680, 1677960, 1752536, 1971603, 2190670, 2628804, 3286005, 3943206, 4381340, 5257608, 6572010, 7886412, 8762680, 9858015, 13144020, 15772824, 19716030, 26288040, 39432060, 78864120]

約数ペア:

[(1, 78864120), (2, 39432060), (3, 26288040), (4, 19716030), (5, 15772824), (6, 13144020), (8, 9858015), (9, 8762680), (10, 7886412), (12, 6572010), (15, 5257608), (18, 4381340), (20, 3943206), (24, 3286005), (30, 2628804), (36, 2190670), (40, 1971603), (45, 1752536), (47, 1677960), (59, 1336680), (60, 1314402), (72, 1095335), (79, 998280), (90, 876268), (94, 838980), (118, 668340), (120, 657201), (141, 559320), (158, 499140), (177, 445560), (180, 438134), (188, 419490), (235, 335592), (236, 334170), (237, 332760), (282, 279660), (295, 267336), (316, 249570), (354, 222780), (360, 219067), (376, 209745), (395, 199656), (423, 186440), (470, 167796), (472, 167085), (474, 166380), (531, 148520), (564, 139830), (590, 133668), (632, 124785), (705, 111864), (708, 111390), (711, 110920), (790, 99828), (846, 93220), (885, 89112), (940, 83898), (948, 83190), (1062, 74260), (1128, 69915), (1180, 66834), (1185, 66552), (1410, 55932), (1416, 55695), (1422, 55460), (1580, 49914), (1692, 46610), (1770, 44556), (1880, 41949), (1896, 41595), (2115, 37288), (2124, 37130), (2360, 33417), (2370, 33276), (2655, 29704), (2773, 28440), (2820, 27966), (2844, 27730), (3160, 24957), (3384, 23305), (3540, 22278), (3555, 22184), (3713, 21240), (4230, 18644), (4248, 18565), (4661, 16920), (4740, 16638), (5310, 14852), (5546, 14220), (5640, 13983), (5688, 13865), (7080, 11139), (7110, 11092), (7426, 10620), (8319, 9480), (8460, 9322)]