155298780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 288

約数和(自身を含む): 611520000

約数和(自身を除く): 456221220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 105, 114, 117, 126, 130, 133, 140, 156, 171, 180, 182, 190, 195, 210, 228, 234, 247, 252, 260, 266, 273, 285, 315, 342, 364, 380, 390, 399, 420, 455, 468, 494, 499, 532, 546, 570, 585, 630, 665, 684, 741, 780, 798, 819, 855, 910, 988, 998, 1092, 1140, 1170, 1197, 1235, 1260, 1330, 1365, 1482, 1497, 1596, 1638, 1710, 1729, 1820, 1995, 1996, 2223, 2340, 2394, 2470, 2495, 2660, 2730, 2964, 2994, 3276, 3420, 3458, 3493, 3705, 3990, 4095, 4446, 4491, 4788, 4940, 4990, 5187, 5460, 5985, 5988, 6487, 6916, 6986, 7410, 7485, 7980, 8190, 8645, 8892, 8982, 9481, 9980, 10374, 10479, 11115, 11970, 12974, 13972, 14820, 14970, 15561, 16380, 17290, 17465, 17964, 18962, 19461, 20748, 20958, 22230, 22455, 23940, 25935, 25948, 28443, 29940, 31122, 31437, 32435, 34580, 34930, 37924, 38922, 41916, 44460, 44910, 45409, 47405, 51870, 52395, 56886, 58383, 62244, 62874, 64870, 66367, 69860, 77805, 77844, 85329, 89820, 90818, 94810, 97305, 103740, 104790, 113772, 116766, 123253, 125748, 129740, 132734, 136227, 142215, 155610, 157185, 170658, 181636, 189620, 194610, 199101, 209580, 227045, 233532, 246506, 265468, 272454, 284430, 291915, 311220, 314370, 331835, 341316, 369759, 389220, 398202, 408681, 426645, 454090, 493012, 544908, 568860, 583830, 597303, 616265, 628740, 663670, 681135, 739518, 796404, 817362, 853290, 862771, 908180, 995505, 1109277, 1167660, 1194606, 1232530, 1327340, 1362270, 1479036, 1634724, 1706580, 1725542, 1848795, 1991010, 2043405, 2218554, 2389212, 2465060, 2588313, 2724540, 2986515, 3451084, 3697590, 3982020, 4086810, 4313855, 4437108, 5176626, 5546385, 5973030, 7395180, 7764939, 8173620, 8627710, 10353252, 11092770, 11946060, 12941565, 15529878, 17255420, 22185540, 25883130, 31059756, 38824695, 51766260, 77649390, 155298780]

約数ペア:

[(1, 155298780), (2, 77649390), (3, 51766260), (4, 38824695), (5, 31059756), (6, 25883130), (7, 22185540), (9, 17255420), (10, 15529878), (12, 12941565), (13, 11946060), (14, 11092770), (15, 10353252), (18, 8627710), (19, 8173620), (20, 7764939), (21, 7395180), (26, 5973030), (28, 5546385), (30, 5176626), (35, 4437108), (36, 4313855), (38, 4086810), (39, 3982020), (42, 3697590), (45, 3451084), (52, 2986515), (57, 2724540), (60, 2588313), (63, 2465060), (65, 2389212), (70, 2218554), (76, 2043405), (78, 1991010), (84, 1848795), (90, 1725542), (91, 1706580), (95, 1634724), (105, 1479036), (114, 1362270), (117, 1327340), (126, 1232530), (130, 1194606), (133, 1167660), (140, 1109277), (156, 995505), (171, 908180), (180, 862771), (182, 853290), (190, 817362), (195, 796404), (210, 739518), (228, 681135), (234, 663670), (247, 628740), (252, 616265), (260, 597303), (266, 583830), (273, 568860), (285, 544908), (315, 493012), (342, 454090), (364, 426645), (380, 408681), (390, 398202), (399, 389220), (420, 369759), (455, 341316), (468, 331835), (494, 314370), (499, 311220), (532, 291915), (546, 284430), (570, 272454), (585, 265468), (630, 246506), (665, 233532), (684, 227045), (741, 209580), (780, 199101), (798, 194610), (819, 189620), (855, 181636), (910, 170658), (988, 157185), (998, 155610), (1092, 142215), (1140, 136227), (1170, 132734), (1197, 129740), (1235, 125748), (1260, 123253), (1330, 116766), (1365, 113772), (1482, 104790), (1497, 103740), (1596, 97305), (1638, 94810), (1710, 90818), (1729, 89820), (1820, 85329), (1995, 77844), (1996, 77805), (2223, 69860), (2340, 66367), (2394, 64870), (2470, 62874), (2495, 62244), (2660, 58383), (2730, 56886), (2964, 52395), (2994, 51870), (3276, 47405), (3420, 45409), (3458, 44910), (3493, 44460), (3705, 41916), (3990, 38922), (4095, 37924), (4446, 34930), (4491, 34580), (4788, 32435), (4940, 31437), (4990, 31122), (5187, 29940), (5460, 28443), (5985, 25948), (5988, 25935), (6487, 23940), (6916, 22455), (6986, 22230), (7410, 20958), (7485, 20748), (7980, 19461), (8190, 18962), (8645, 17964), (8892, 17465), (8982, 17290), (9481, 16380), (9980, 15561), (10374, 14970), (10479, 14820), (11115, 13972), (11970, 12974)]