306999056

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 160

約数和(自身を含む): 789949440

約数和(自身を除く): 482950384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 79, 91, 104, 112, 119, 136, 157, 158, 182, 208, 221, 238, 272, 314, 316, 364, 442, 476, 553, 628, 632, 728, 884, 952, 1027, 1099, 1106, 1256, 1264, 1343, 1456, 1547, 1768, 1904, 2041, 2054, 2198, 2212, 2512, 2669, 2686, 3094, 3536, 4082, 4108, 4396, 4424, 5338, 5372, 6188, 7189, 8164, 8216, 8792, 8848, 9401, 10676, 10744, 12376, 12403, 14287, 14378, 16328, 16432, 17459, 17584, 18683, 18802, 21352, 21488, 24752, 24806, 28574, 28756, 32656, 34697, 34918, 37366, 37604, 42704, 49612, 57148, 57512, 69394, 69836, 74732, 75208, 86821, 99224, 114296, 115024, 122213, 138788, 139672, 149464, 150416, 161239, 173642, 198448, 210851, 228592, 242879, 244426, 277576, 279344, 298928, 322478, 347284, 421702, 485758, 488852, 555152, 644956, 694568, 843404, 971516, 977704, 1128673, 1289912, 1389136, 1475957, 1686808, 1943032, 1955408, 2257346, 2579824, 2741063, 2951914, 3373616, 3886064, 4514692, 5482126, 5903828, 9029384, 10964252, 11807656, 18058768, 19187441, 21928504, 23615312, 38374882, 43857008, 76749764, 153499528, 306999056]

約数ペア:

[(1, 306999056), (2, 153499528), (4, 76749764), (7, 43857008), (8, 38374882), (13, 23615312), (14, 21928504), (16, 19187441), (17, 18058768), (26, 11807656), (28, 10964252), (34, 9029384), (52, 5903828), (56, 5482126), (68, 4514692), (79, 3886064), (91, 3373616), (104, 2951914), (112, 2741063), (119, 2579824), (136, 2257346), (157, 1955408), (158, 1943032), (182, 1686808), (208, 1475957), (221, 1389136), (238, 1289912), (272, 1128673), (314, 977704), (316, 971516), (364, 843404), (442, 694568), (476, 644956), (553, 555152), (628, 488852), (632, 485758), (728, 421702), (884, 347284), (952, 322478), (1027, 298928), (1099, 279344), (1106, 277576), (1256, 244426), (1264, 242879), (1343, 228592), (1456, 210851), (1547, 198448), (1768, 173642), (1904, 161239), (2041, 150416), (2054, 149464), (2198, 139672), (2212, 138788), (2512, 122213), (2669, 115024), (2686, 114296), (3094, 99224), (3536, 86821), (4082, 75208), (4108, 74732), (4396, 69836), (4424, 69394), (5338, 57512), (5372, 57148), (6188, 49612), (7189, 42704), (8164, 37604), (8216, 37366), (8792, 34918), (8848, 34697), (9401, 32656), (10676, 28756), (10744, 28574), (12376, 24806), (12403, 24752), (14287, 21488), (14378, 21352), (16328, 18802), (16432, 18683), (17459, 17584)]