91387240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 253186560

約数和(自身を除く): 161799320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 73, 85, 119, 136, 140, 146, 170, 238, 263, 280, 292, 340, 365, 476, 511, 526, 584, 595, 680, 730, 952, 1022, 1052, 1190, 1241, 1315, 1460, 1841, 2044, 2104, 2380, 2482, 2555, 2630, 2920, 3682, 4088, 4471, 4760, 4964, 5110, 5260, 6205, 7364, 8687, 8942, 9205, 9928, 10220, 10520, 12410, 14728, 17374, 17884, 18410, 19199, 20440, 22355, 24820, 31297, 34748, 35768, 36820, 38398, 43435, 44710, 49640, 62594, 69496, 73640, 76796, 86870, 89420, 95995, 125188, 134393, 153592, 156485, 173740, 178840, 191990, 250376, 268786, 312970, 326383, 347480, 383980, 537572, 625940, 652766, 671965, 767960, 1075144, 1251880, 1305532, 1343930, 1631915, 2284681, 2611064, 2687860, 3263830, 4569362, 5375720, 6527660, 9138724, 11423405, 13055320, 18277448, 22846810, 45693620, 91387240]

約数ペア:

[(1, 91387240), (2, 45693620), (4, 22846810), (5, 18277448), (7, 13055320), (8, 11423405), (10, 9138724), (14, 6527660), (17, 5375720), (20, 4569362), (28, 3263830), (34, 2687860), (35, 2611064), (40, 2284681), (56, 1631915), (68, 1343930), (70, 1305532), (73, 1251880), (85, 1075144), (119, 767960), (136, 671965), (140, 652766), (146, 625940), (170, 537572), (238, 383980), (263, 347480), (280, 326383), (292, 312970), (340, 268786), (365, 250376), (476, 191990), (511, 178840), (526, 173740), (584, 156485), (595, 153592), (680, 134393), (730, 125188), (952, 95995), (1022, 89420), (1052, 86870), (1190, 76796), (1241, 73640), (1315, 69496), (1460, 62594), (1841, 49640), (2044, 44710), (2104, 43435), (2380, 38398), (2482, 36820), (2555, 35768), (2630, 34748), (2920, 31297), (3682, 24820), (4088, 22355), (4471, 20440), (4760, 19199), (4964, 18410), (5110, 17884), (5260, 17374), (6205, 14728), (7364, 12410), (8687, 10520), (8942, 10220), (9205, 9928)]