1218885408

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:689

約数の個数: 240

約数和(自身を含む): 3930357816

約数和(自身を除く): 2711472408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 61, 72, 78, 81, 96, 104, 108, 117, 122, 144, 156, 162, 183, 208, 216, 234, 244, 288, 312, 324, 351, 366, 416, 432, 468, 488, 549, 593, 624, 648, 702, 732, 793, 864, 936, 976, 1053, 1098, 1186, 1248, 1296, 1404, 1464, 1586, 1647, 1779, 1872, 1952, 2106, 2196, 2372, 2379, 2592, 2808, 2928, 3172, 3294, 3558, 3744, 4212, 4392, 4744, 4758, 4941, 5337, 5616, 5856, 6344, 6588, 7116, 7137, 7709, 8424, 8784, 9488, 9516, 9882, 10674, 11232, 12688, 13176, 14232, 14274, 15418, 16011, 16848, 17568, 18976, 19032, 19764, 21348, 21411, 23127, 25376, 26352, 28464, 28548, 30836, 32022, 33696, 36173, 38064, 39528, 42696, 42822, 46254, 48033, 52704, 56928, 57096, 61672, 64044, 64233, 69381, 72346, 76128, 79056, 85392, 85644, 92508, 96066, 108519, 114192, 123344, 128088, 128466, 138762, 144692, 158112, 170784, 171288, 185016, 192132, 208143, 217038, 228384, 246688, 256176, 256932, 277524, 289384, 325557, 342576, 370032, 384264, 416286, 434076, 470249, 512352, 513864, 555048, 578768, 624429, 651114, 685152, 740064, 768528, 832572, 868152, 940498, 976671, 1027728, 1110096, 1157536, 1248858, 1302228, 1410747, 1537056, 1665144, 1736304, 1880996, 1953342, 2055456, 2220192, 2497716, 2604456, 2821494, 2930013, 3330288, 3472608, 3761992, 3906684, 4232241, 4995432, 5208912, 5642988, 5860026, 6660576, 7523984, 7813368, 8464482, 9990864, 10417824, 11285976, 11720052, 12696723, 15047968, 15626736, 16928964, 19981728, 22571952, 23440104, 25393446, 31253472, 33857928, 38090169, 45143904, 46880208, 50786892, 67715856, 76180338, 93760416, 101573784, 135431712, 152360676, 203147568, 304721352, 406295136, 609442704, 1218885408]

約数ペア:

[(1, 1218885408), (2, 609442704), (3, 406295136), (4, 304721352), (6, 203147568), (8, 152360676), (9, 135431712), (12, 101573784), (13, 93760416), (16, 76180338), (18, 67715856), (24, 50786892), (26, 46880208), (27, 45143904), (32, 38090169), (36, 33857928), (39, 31253472), (48, 25393446), (52, 23440104), (54, 22571952), (61, 19981728), (72, 16928964), (78, 15626736), (81, 15047968), (96, 12696723), (104, 11720052), (108, 11285976), (117, 10417824), (122, 9990864), (144, 8464482), (156, 7813368), (162, 7523984), (183, 6660576), (208, 5860026), (216, 5642988), (234, 5208912), (244, 4995432), (288, 4232241), (312, 3906684), (324, 3761992), (351, 3472608), (366, 3330288), (416, 2930013), (432, 2821494), (468, 2604456), (488, 2497716), (549, 2220192), (593, 2055456), (624, 1953342), (648, 1880996), (702, 1736304), (732, 1665144), (793, 1537056), (864, 1410747), (936, 1302228), (976, 1248858), (1053, 1157536), (1098, 1110096), (1186, 1027728), (1248, 976671), (1296, 940498), (1404, 868152), (1464, 832572), (1586, 768528), (1647, 740064), (1779, 685152), (1872, 651114), (1952, 624429), (2106, 578768), (2196, 555048), (2372, 513864), (2379, 512352), (2592, 470249), (2808, 434076), (2928, 416286), (3172, 384264), (3294, 370032), (3558, 342576), (3744, 325557), (4212, 289384), (4392, 277524), (4744, 256932), (4758, 256176), (4941, 246688), (5337, 228384), (5616, 217038), (5856, 208143), (6344, 192132), (6588, 185016), (7116, 171288), (7137, 170784), (7709, 158112), (8424, 144692), (8784, 138762), (9488, 128466), (9516, 128088), (9882, 123344), (10674, 114192), (11232, 108519), (12688, 96066), (13176, 92508), (14232, 85644), (14274, 85392), (15418, 79056), (16011, 76128), (16848, 72346), (17568, 69381), (18976, 64233), (19032, 64044), (19764, 61672), (21348, 57096), (21411, 56928), (23127, 52704), (25376, 48033), (26352, 46254), (28464, 42822), (28548, 42696), (30836, 39528), (32022, 38064), (33696, 36173)]