77907960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:243

約数の個数: 256

約数和(自身を含む): 290304000

約数和(自身を除く): 212396040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 78, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 179, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 351, 358, 360, 372, 390, 403, 465, 468, 520, 537, 540, 558, 585, 620, 702, 716, 744, 780, 806, 837, 895, 930, 936, 1074, 1080, 1116, 1170, 1209, 1240, 1395, 1404, 1432, 1560, 1611, 1612, 1674, 1755, 1790, 1860, 2015, 2148, 2232, 2327, 2340, 2418, 2685, 2790, 2808, 3222, 3224, 3348, 3510, 3580, 3627, 3720, 4030, 4185, 4296, 4654, 4680, 4833, 4836, 5370, 5549, 5580, 6045, 6444, 6696, 6981, 7020, 7160, 7254, 8055, 8060, 8370, 9308, 9666, 9672, 10740, 10881, 11098, 11160, 11635, 12090, 12888, 13962, 14040, 14508, 16110, 16120, 16647, 16740, 18135, 18616, 19332, 20943, 21480, 21762, 22196, 23270, 24165, 24180, 27745, 27924, 29016, 32220, 33294, 33480, 34905, 36270, 38664, 41886, 43524, 44392, 46540, 48330, 48360, 49941, 54405, 55490, 55848, 62829, 64440, 66588, 69810, 72137, 72540, 83235, 83772, 87048, 93080, 96660, 99882, 104715, 108810, 110980, 125658, 133176, 139620, 144274, 145080, 149823, 166470, 167544, 193320, 199764, 209430, 216411, 217620, 221960, 249705, 251316, 279240, 288548, 299646, 314145, 332940, 360685, 399528, 418860, 432822, 435240, 499410, 502632, 577096, 599292, 628290, 649233, 665880, 721370, 749115, 837720, 865644, 998820, 1082055, 1198584, 1256580, 1298466, 1442740, 1498230, 1731288, 1947699, 1997640, 2164110, 2513160, 2596932, 2885480, 2996460, 3246165, 3895398, 4328220, 5193864, 5992920, 6492330, 7790796, 8656440, 9738495, 12984660, 15581592, 19476990, 25969320, 38953980, 77907960]

約数ペア:

[(1, 77907960), (2, 38953980), (3, 25969320), (4, 19476990), (5, 15581592), (6, 12984660), (8, 9738495), (9, 8656440), (10, 7790796), (12, 6492330), (13, 5992920), (15, 5193864), (18, 4328220), (20, 3895398), (24, 3246165), (26, 2996460), (27, 2885480), (30, 2596932), (31, 2513160), (36, 2164110), (39, 1997640), (40, 1947699), (45, 1731288), (52, 1498230), (54, 1442740), (60, 1298466), (62, 1256580), (65, 1198584), (72, 1082055), (78, 998820), (90, 865644), (93, 837720), (104, 749115), (108, 721370), (117, 665880), (120, 649233), (124, 628290), (130, 599292), (135, 577096), (155, 502632), (156, 499410), (179, 435240), (180, 432822), (186, 418860), (195, 399528), (216, 360685), (234, 332940), (248, 314145), (260, 299646), (270, 288548), (279, 279240), (310, 251316), (312, 249705), (351, 221960), (358, 217620), (360, 216411), (372, 209430), (390, 199764), (403, 193320), (465, 167544), (468, 166470), (520, 149823), (537, 145080), (540, 144274), (558, 139620), (585, 133176), (620, 125658), (702, 110980), (716, 108810), (744, 104715), (780, 99882), (806, 96660), (837, 93080), (895, 87048), (930, 83772), (936, 83235), (1074, 72540), (1080, 72137), (1116, 69810), (1170, 66588), (1209, 64440), (1240, 62829), (1395, 55848), (1404, 55490), (1432, 54405), (1560, 49941), (1611, 48360), (1612, 48330), (1674, 46540), (1755, 44392), (1790, 43524), (1860, 41886), (2015, 38664), (2148, 36270), (2232, 34905), (2327, 33480), (2340, 33294), (2418, 32220), (2685, 29016), (2790, 27924), (2808, 27745), (3222, 24180), (3224, 24165), (3348, 23270), (3510, 22196), (3580, 21762), (3627, 21480), (3720, 20943), (4030, 19332), (4185, 18616), (4296, 18135), (4654, 16740), (4680, 16647), (4833, 16120), (4836, 16110), (5370, 14508), (5549, 14040), (5580, 13962), (6045, 12888), (6444, 12090), (6696, 11635), (6981, 11160), (7020, 11098), (7160, 10881), (7254, 10740), (8055, 9672), (8060, 9666), (8370, 9308)]