1268776680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:712

約数の個数: 256

約数和(自身を含む): 4285440000

約数和(自身を除く): 3016663320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 31, 38, 40, 57, 58, 60, 62, 76, 87, 93, 95, 114, 116, 120, 124, 145, 152, 155, 174, 186, 190, 228, 232, 248, 285, 290, 310, 348, 372, 380, 435, 456, 465, 551, 570, 580, 589, 619, 620, 696, 744, 760, 870, 899, 930, 1102, 1140, 1160, 1178, 1238, 1240, 1653, 1740, 1767, 1798, 1857, 1860, 2204, 2280, 2356, 2476, 2697, 2755, 2945, 3095, 3306, 3480, 3534, 3596, 3714, 3720, 4408, 4495, 4712, 4952, 5394, 5510, 5890, 6190, 6612, 7068, 7192, 7428, 8265, 8835, 8990, 9285, 10788, 11020, 11761, 11780, 12380, 13224, 13485, 14136, 14856, 16530, 17081, 17670, 17951, 17980, 18570, 19189, 21576, 22040, 23522, 23560, 24760, 26970, 33060, 34162, 35283, 35340, 35902, 35960, 37140, 38378, 47044, 51243, 53853, 53940, 57567, 58805, 66120, 68324, 70566, 70680, 71804, 74280, 76756, 85405, 89755, 94088, 95945, 102486, 107706, 107880, 115134, 117610, 136648, 141132, 143608, 153512, 170810, 176415, 179510, 191890, 204972, 215412, 230268, 235220, 256215, 269265, 282264, 287835, 341069, 341620, 352830, 359020, 364591, 383780, 409944, 430824, 460536, 470440, 512430, 538530, 556481, 575670, 682138, 683240, 705660, 718040, 729182, 767560, 1023207, 1024860, 1077060, 1093773, 1112962, 1151340, 1364276, 1411320, 1458364, 1669443, 1705345, 1822955, 2046414, 2049720, 2154120, 2187546, 2225924, 2302680, 2728552, 2782405, 2916728, 3338886, 3410690, 3645910, 4092828, 4375092, 4451848, 5116035, 5468865, 5564810, 6677772, 6821380, 7291820, 8185656, 8347215, 8750184, 10232070, 10573139, 10937730, 11129620, 13355544, 13642760, 14583640, 16694430, 20464140, 21146278, 21875460, 22259240, 31719417, 33388860, 40928280, 42292556, 43750920, 52865695, 63438834, 66777720, 84585112, 105731390, 126877668, 158597085, 211462780, 253755336, 317194170, 422925560, 634388340, 1268776680]

約数ペア:

[(1, 1268776680), (2, 634388340), (3, 422925560), (4, 317194170), (5, 253755336), (6, 211462780), (8, 158597085), (10, 126877668), (12, 105731390), (15, 84585112), (19, 66777720), (20, 63438834), (24, 52865695), (29, 43750920), (30, 42292556), (31, 40928280), (38, 33388860), (40, 31719417), (57, 22259240), (58, 21875460), (60, 21146278), (62, 20464140), (76, 16694430), (87, 14583640), (93, 13642760), (95, 13355544), (114, 11129620), (116, 10937730), (120, 10573139), (124, 10232070), (145, 8750184), (152, 8347215), (155, 8185656), (174, 7291820), (186, 6821380), (190, 6677772), (228, 5564810), (232, 5468865), (248, 5116035), (285, 4451848), (290, 4375092), (310, 4092828), (348, 3645910), (372, 3410690), (380, 3338886), (435, 2916728), (456, 2782405), (465, 2728552), (551, 2302680), (570, 2225924), (580, 2187546), (589, 2154120), (619, 2049720), (620, 2046414), (696, 1822955), (744, 1705345), (760, 1669443), (870, 1458364), (899, 1411320), (930, 1364276), (1102, 1151340), (1140, 1112962), (1160, 1093773), (1178, 1077060), (1238, 1024860), (1240, 1023207), (1653, 767560), (1740, 729182), (1767, 718040), (1798, 705660), (1857, 683240), (1860, 682138), (2204, 575670), (2280, 556481), (2356, 538530), (2476, 512430), (2697, 470440), (2755, 460536), (2945, 430824), (3095, 409944), (3306, 383780), (3480, 364591), (3534, 359020), (3596, 352830), (3714, 341620), (3720, 341069), (4408, 287835), (4495, 282264), (4712, 269265), (4952, 256215), (5394, 235220), (5510, 230268), (5890, 215412), (6190, 204972), (6612, 191890), (7068, 179510), (7192, 176415), (7428, 170810), (8265, 153512), (8835, 143608), (8990, 141132), (9285, 136648), (10788, 117610), (11020, 115134), (11761, 107880), (11780, 107706), (12380, 102486), (13224, 95945), (13485, 94088), (14136, 89755), (14856, 85405), (16530, 76756), (17081, 74280), (17670, 71804), (17951, 70680), (17980, 70566), (18570, 68324), (19189, 66120), (21576, 58805), (22040, 57567), (23522, 53940), (23560, 53853), (24760, 51243), (26970, 47044), (33060, 38378), (34162, 37140), (35283, 35960), (35340, 35902)]