320865948

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 921764480

約数和(自身を除く): 600898532

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 67, 78, 81, 108, 117, 134, 156, 162, 201, 234, 243, 268, 324, 351, 379, 402, 468, 486, 603, 702, 758, 804, 871, 972, 1053, 1137, 1206, 1404, 1516, 1742, 1809, 2106, 2274, 2412, 2613, 3159, 3411, 3484, 3618, 4212, 4548, 4927, 5226, 5427, 6318, 6822, 7236, 7839, 9854, 10233, 10452, 10854, 12636, 13644, 14781, 15678, 16281, 19708, 20466, 21708, 23517, 25393, 29562, 30699, 31356, 32562, 40932, 44343, 47034, 50786, 59124, 61398, 65124, 70551, 76179, 88686, 92097, 94068, 101572, 122796, 133029, 141102, 152358, 177372, 184194, 211653, 228537, 266058, 282204, 304716, 330109, 368388, 399087, 423306, 457074, 532116, 660218, 685611, 798174, 846612, 914148, 990327, 1197261, 1320436, 1371222, 1596348, 1980654, 2056833, 2394522, 2742444, 2970981, 3961308, 4113666, 4789044, 5941962, 6170499, 8227332, 8912943, 11883924, 12340998, 17825886, 24681996, 26738829, 35651772, 53477658, 80216487, 106955316, 160432974, 320865948]

約数ペア:

[(1, 320865948), (2, 160432974), (3, 106955316), (4, 80216487), (6, 53477658), (9, 35651772), (12, 26738829), (13, 24681996), (18, 17825886), (26, 12340998), (27, 11883924), (36, 8912943), (39, 8227332), (52, 6170499), (54, 5941962), (67, 4789044), (78, 4113666), (81, 3961308), (108, 2970981), (117, 2742444), (134, 2394522), (156, 2056833), (162, 1980654), (201, 1596348), (234, 1371222), (243, 1320436), (268, 1197261), (324, 990327), (351, 914148), (379, 846612), (402, 798174), (468, 685611), (486, 660218), (603, 532116), (702, 457074), (758, 423306), (804, 399087), (871, 368388), (972, 330109), (1053, 304716), (1137, 282204), (1206, 266058), (1404, 228537), (1516, 211653), (1742, 184194), (1809, 177372), (2106, 152358), (2274, 141102), (2412, 133029), (2613, 122796), (3159, 101572), (3411, 94068), (3484, 92097), (3618, 88686), (4212, 76179), (4548, 70551), (4927, 65124), (5226, 61398), (5427, 59124), (6318, 50786), (6822, 47034), (7236, 44343), (7839, 40932), (9854, 32562), (10233, 31356), (10452, 30699), (10854, 29562), (12636, 25393), (13644, 23517), (14781, 21708), (15678, 20466), (16281, 19708)]