318631392

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:537

約数の個数: 144

約数和(自身を含む): 948205440

約数和(自身を除く): 629574048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 89, 93, 96, 124, 144, 178, 186, 248, 267, 279, 288, 356, 372, 401, 496, 534, 558, 712, 744, 801, 802, 992, 1068, 1116, 1203, 1424, 1488, 1602, 1604, 2136, 2232, 2406, 2759, 2848, 2976, 3204, 3208, 3609, 4272, 4464, 4812, 5518, 6408, 6416, 7218, 8277, 8544, 8928, 9624, 11036, 12431, 12816, 12832, 14436, 16554, 19248, 22072, 24831, 24862, 25632, 28872, 33108, 35689, 37293, 38496, 44144, 49662, 49724, 57744, 66216, 71378, 74586, 88288, 99324, 99448, 107067, 111879, 115488, 132432, 142756, 149172, 198648, 198896, 214134, 223758, 264864, 285512, 298344, 321201, 397296, 397792, 428268, 447516, 571024, 596688, 642402, 794592, 856536, 895032, 1106359, 1142048, 1193376, 1284804, 1713072, 1790064, 2212718, 2569608, 3319077, 3426144, 3580128, 4425436, 5139216, 6638154, 8850872, 9957231, 10278432, 13276308, 17701744, 19914462, 26552616, 35403488, 39828924, 53105232, 79657848, 106210464, 159315696, 318631392]

約数ペア:

[(1, 318631392), (2, 159315696), (3, 106210464), (4, 79657848), (6, 53105232), (8, 39828924), (9, 35403488), (12, 26552616), (16, 19914462), (18, 17701744), (24, 13276308), (31, 10278432), (32, 9957231), (36, 8850872), (48, 6638154), (62, 5139216), (72, 4425436), (89, 3580128), (93, 3426144), (96, 3319077), (124, 2569608), (144, 2212718), (178, 1790064), (186, 1713072), (248, 1284804), (267, 1193376), (279, 1142048), (288, 1106359), (356, 895032), (372, 856536), (401, 794592), (496, 642402), (534, 596688), (558, 571024), (712, 447516), (744, 428268), (801, 397792), (802, 397296), (992, 321201), (1068, 298344), (1116, 285512), (1203, 264864), (1424, 223758), (1488, 214134), (1602, 198896), (1604, 198648), (2136, 149172), (2232, 142756), (2406, 132432), (2759, 115488), (2848, 111879), (2976, 107067), (3204, 99448), (3208, 99324), (3609, 88288), (4272, 74586), (4464, 71378), (4812, 66216), (5518, 57744), (6408, 49724), (6416, 49662), (7218, 44144), (8277, 38496), (8544, 37293), (8928, 35689), (9624, 33108), (11036, 28872), (12431, 25632), (12816, 24862), (12832, 24831), (14436, 22072), (16554, 19248)]