1290625920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3931}}^1$

素因数の和:3978

約数の個数: 256

約数和(自身を含む): 4812768000

約数和(自身を除く): 3522142080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2736, 2880, 3040, 3420, 3456, 3648, 3931, 4104, 4320, 4560, 5130, 5472, 5760, 6080, 6840, 7296, 7862, 8208, 8640, 9120, 10260, 10944, 11793, 12160, 13680, 15724, 16416, 17280, 18240, 19655, 20520, 21888, 23586, 27360, 31448, 32832, 35379, 36480, 39310, 41040, 47172, 54720, 58965, 62896, 65664, 70758, 74689, 78620, 82080, 94344, 106137, 109440, 117930, 125792, 141516, 149378, 157240, 164160, 176895, 188688, 212274, 224067, 235860, 251584, 283032, 298756, 314480, 328320, 353790, 373445, 377376, 424548, 448134, 471720, 503168, 530685, 566064, 597512, 628960, 672201, 707580, 746890, 754752, 849096, 896268, 943440, 1061370, 1120335, 1132128, 1195024, 1257920, 1344402, 1415160, 1493780, 1509504, 1698192, 1792536, 1886880, 2016603, 2122740, 2240670, 2264256, 2390048, 2515840, 2688804, 2830320, 2987560, 3361005, 3396384, 3585072, 3773760, 4033206, 4245480, 4481340, 4528512, 4780096, 5377608, 5660640, 5975120, 6722010, 6792768, 7170144, 7547520, 8066412, 8490960, 8962680, 9560192, 10083015, 10755216, 11321280, 11950240, 13444020, 13585536, 14340288, 16132824, 16981920, 17925360, 20166030, 21510432, 22642560, 23900480, 26888040, 28680576, 32265648, 33963840, 35850720, 40332060, 43020864, 47800960, 53776080, 64531296, 67927680, 71701440, 80664120, 86041728, 107552160, 129062592, 143402880, 161328240, 215104320, 258125184, 322656480, 430208640, 645312960, 1290625920]

約数ペア:

[(1, 1290625920), (2, 645312960), (3, 430208640), (4, 322656480), (5, 258125184), (6, 215104320), (8, 161328240), (9, 143402880), (10, 129062592), (12, 107552160), (15, 86041728), (16, 80664120), (18, 71701440), (19, 67927680), (20, 64531296), (24, 53776080), (27, 47800960), (30, 43020864), (32, 40332060), (36, 35850720), (38, 33963840), (40, 32265648), (45, 28680576), (48, 26888040), (54, 23900480), (57, 22642560), (60, 21510432), (64, 20166030), (72, 17925360), (76, 16981920), (80, 16132824), (90, 14340288), (95, 13585536), (96, 13444020), (108, 11950240), (114, 11321280), (120, 10755216), (128, 10083015), (135, 9560192), (144, 8962680), (152, 8490960), (160, 8066412), (171, 7547520), (180, 7170144), (190, 6792768), (192, 6722010), (216, 5975120), (228, 5660640), (240, 5377608), (270, 4780096), (285, 4528512), (288, 4481340), (304, 4245480), (320, 4033206), (342, 3773760), (360, 3585072), (380, 3396384), (384, 3361005), (432, 2987560), (456, 2830320), (480, 2688804), (513, 2515840), (540, 2390048), (570, 2264256), (576, 2240670), (608, 2122740), (640, 2016603), (684, 1886880), (720, 1792536), (760, 1698192), (855, 1509504), (864, 1493780), (912, 1415160), (960, 1344402), (1026, 1257920), (1080, 1195024), (1140, 1132128), (1152, 1120335), (1216, 1061370), (1368, 943440), (1440, 896268), (1520, 849096), (1710, 754752), (1728, 746890), (1824, 707580), (1920, 672201), (2052, 628960), (2160, 597512), (2280, 566064), (2432, 530685), (2565, 503168), (2736, 471720), (2880, 448134), (3040, 424548), (3420, 377376), (3456, 373445), (3648, 353790), (3931, 328320), (4104, 314480), (4320, 298756), (4560, 283032), (5130, 251584), (5472, 235860), (5760, 224067), (6080, 212274), (6840, 188688), (7296, 176895), (7862, 164160), (8208, 157240), (8640, 149378), (9120, 141516), (10260, 125792), (10944, 117930), (11793, 109440), (12160, 106137), (13680, 94344), (15724, 82080), (16416, 78620), (17280, 74689), (18240, 70758), (19655, 65664), (20520, 62896), (21888, 58965), (23586, 54720), (27360, 47172), (31448, 41040), (32832, 39310), (35379, 36480)]