30904640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:89

約数の個数: 224

約数和(自身を含む): 92171520

約数和(自身を除く): 61266880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 23, 26, 32, 34, 38, 40, 46, 52, 64, 65, 68, 76, 80, 85, 92, 95, 104, 115, 130, 136, 152, 160, 170, 184, 190, 208, 221, 230, 247, 260, 272, 299, 304, 320, 323, 340, 368, 380, 391, 416, 437, 442, 460, 494, 520, 544, 598, 608, 646, 680, 736, 760, 782, 832, 874, 884, 920, 988, 1040, 1088, 1105, 1196, 1216, 1235, 1292, 1360, 1472, 1495, 1520, 1564, 1615, 1748, 1768, 1840, 1955, 1976, 2080, 2185, 2210, 2392, 2470, 2584, 2720, 2990, 3040, 3128, 3230, 3496, 3536, 3680, 3910, 3952, 4160, 4199, 4370, 4420, 4784, 4940, 5083, 5168, 5440, 5681, 5980, 6080, 6256, 6460, 6992, 7072, 7360, 7429, 7820, 7904, 8398, 8740, 8840, 9568, 9880, 10166, 10336, 11362, 11960, 12512, 12920, 13984, 14144, 14858, 15640, 15808, 16796, 17480, 17680, 19136, 19760, 20332, 20672, 20995, 22724, 23920, 25024, 25415, 25840, 27968, 28405, 29716, 31280, 33592, 34960, 35360, 37145, 39520, 40664, 41990, 45448, 47840, 50830, 51680, 56810, 59432, 62560, 67184, 69920, 70720, 74290, 79040, 81328, 83980, 90896, 95680, 96577, 101660, 103360, 113620, 118864, 125120, 134368, 139840, 148580, 162656, 167960, 181792, 193154, 203320, 227240, 237728, 268736, 297160, 325312, 335920, 363584, 386308, 406640, 454480, 475456, 482885, 594320, 671840, 772616, 813280, 908960, 965770, 1188640, 1343680, 1545232, 1626560, 1817920, 1931540, 2377280, 3090464, 3863080, 6180928, 7726160, 15452320, 30904640]

約数ペア:

[(1, 30904640), (2, 15452320), (4, 7726160), (5, 6180928), (8, 3863080), (10, 3090464), (13, 2377280), (16, 1931540), (17, 1817920), (19, 1626560), (20, 1545232), (23, 1343680), (26, 1188640), (32, 965770), (34, 908960), (38, 813280), (40, 772616), (46, 671840), (52, 594320), (64, 482885), (65, 475456), (68, 454480), (76, 406640), (80, 386308), (85, 363584), (92, 335920), (95, 325312), (104, 297160), (115, 268736), (130, 237728), (136, 227240), (152, 203320), (160, 193154), (170, 181792), (184, 167960), (190, 162656), (208, 148580), (221, 139840), (230, 134368), (247, 125120), (260, 118864), (272, 113620), (299, 103360), (304, 101660), (320, 96577), (323, 95680), (340, 90896), (368, 83980), (380, 81328), (391, 79040), (416, 74290), (437, 70720), (442, 69920), (460, 67184), (494, 62560), (520, 59432), (544, 56810), (598, 51680), (608, 50830), (646, 47840), (680, 45448), (736, 41990), (760, 40664), (782, 39520), (832, 37145), (874, 35360), (884, 34960), (920, 33592), (988, 31280), (1040, 29716), (1088, 28405), (1105, 27968), (1196, 25840), (1216, 25415), (1235, 25024), (1292, 23920), (1360, 22724), (1472, 20995), (1495, 20672), (1520, 20332), (1564, 19760), (1615, 19136), (1748, 17680), (1768, 17480), (1840, 16796), (1955, 15808), (1976, 15640), (2080, 14858), (2185, 14144), (2210, 13984), (2392, 12920), (2470, 12512), (2584, 11960), (2720, 11362), (2990, 10336), (3040, 10166), (3128, 9880), (3230, 9568), (3496, 8840), (3536, 8740), (3680, 8398), (3910, 7904), (3952, 7820), (4160, 7429), (4199, 7360), (4370, 7072), (4420, 6992), (4784, 6460), (4940, 6256), (5083, 6080), (5168, 5980), (5440, 5681)]