123644480

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:236

約数の個数: 112

約数和(自身を含む): 306750720

約数和(自身を除く): 183106240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 73, 79, 80, 134, 146, 158, 160, 268, 292, 316, 320, 335, 365, 395, 536, 584, 632, 670, 730, 790, 1072, 1168, 1264, 1340, 1460, 1580, 2144, 2336, 2528, 2680, 2920, 3160, 4288, 4672, 4891, 5056, 5293, 5360, 5767, 5840, 6320, 9782, 10586, 10720, 11534, 11680, 12640, 19564, 21172, 21440, 23068, 23360, 24455, 25280, 26465, 28835, 39128, 42344, 46136, 48910, 52930, 57670, 78256, 84688, 92272, 97820, 105860, 115340, 156512, 169376, 184544, 195640, 211720, 230680, 313024, 338752, 369088, 386389, 391280, 423440, 461360, 772778, 782560, 846880, 922720, 1545556, 1565120, 1693760, 1845440, 1931945, 3091112, 3863890, 6182224, 7727780, 12364448, 15455560, 24728896, 30911120, 61822240, 123644480]

約数ペア:

[(1, 123644480), (2, 61822240), (4, 30911120), (5, 24728896), (8, 15455560), (10, 12364448), (16, 7727780), (20, 6182224), (32, 3863890), (40, 3091112), (64, 1931945), (67, 1845440), (73, 1693760), (79, 1565120), (80, 1545556), (134, 922720), (146, 846880), (158, 782560), (160, 772778), (268, 461360), (292, 423440), (316, 391280), (320, 386389), (335, 369088), (365, 338752), (395, 313024), (536, 230680), (584, 211720), (632, 195640), (670, 184544), (730, 169376), (790, 156512), (1072, 115340), (1168, 105860), (1264, 97820), (1340, 92272), (1460, 84688), (1580, 78256), (2144, 57670), (2336, 52930), (2528, 48910), (2680, 46136), (2920, 42344), (3160, 39128), (4288, 28835), (4672, 26465), (4891, 25280), (5056, 24455), (5293, 23360), (5360, 23068), (5767, 21440), (5840, 21172), (6320, 19564), (9782, 12640), (10586, 11680), (10720, 11534)]