27890720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 82301184

約数和(自身を除く): 54410464

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 26, 32, 40, 44, 46, 52, 53, 55, 65, 80, 88, 92, 104, 106, 110, 115, 130, 143, 160, 176, 184, 208, 212, 220, 230, 253, 260, 265, 286, 299, 352, 368, 416, 424, 440, 460, 506, 520, 530, 572, 583, 598, 689, 715, 736, 848, 880, 920, 1012, 1040, 1060, 1144, 1166, 1196, 1219, 1265, 1378, 1430, 1495, 1696, 1760, 1840, 2024, 2080, 2120, 2288, 2332, 2392, 2438, 2530, 2756, 2860, 2915, 2990, 3289, 3445, 3680, 4048, 4240, 4576, 4664, 4784, 4876, 5060, 5512, 5720, 5830, 5980, 6095, 6578, 6890, 7579, 8096, 8480, 9328, 9568, 9752, 10120, 11024, 11440, 11660, 11960, 12190, 13156, 13409, 13780, 15158, 15847, 16445, 18656, 19504, 20240, 22048, 22880, 23320, 23920, 24380, 26312, 26818, 27560, 30316, 31694, 32890, 37895, 39008, 40480, 46640, 47840, 48760, 52624, 53636, 55120, 60632, 63388, 65780, 67045, 75790, 79235, 93280, 97520, 105248, 107272, 110240, 121264, 126776, 131560, 134090, 151580, 158470, 174317, 195040, 214544, 242528, 253552, 263120, 268180, 303160, 316940, 348634, 429088, 507104, 526240, 536360, 606320, 633880, 697268, 871585, 1072720, 1212640, 1267760, 1394536, 1743170, 2145440, 2535520, 2789072, 3486340, 5578144, 6972680, 13945360, 27890720]

約数ペア:

[(1, 27890720), (2, 13945360), (4, 6972680), (5, 5578144), (8, 3486340), (10, 2789072), (11, 2535520), (13, 2145440), (16, 1743170), (20, 1394536), (22, 1267760), (23, 1212640), (26, 1072720), (32, 871585), (40, 697268), (44, 633880), (46, 606320), (52, 536360), (53, 526240), (55, 507104), (65, 429088), (80, 348634), (88, 316940), (92, 303160), (104, 268180), (106, 263120), (110, 253552), (115, 242528), (130, 214544), (143, 195040), (160, 174317), (176, 158470), (184, 151580), (208, 134090), (212, 131560), (220, 126776), (230, 121264), (253, 110240), (260, 107272), (265, 105248), (286, 97520), (299, 93280), (352, 79235), (368, 75790), (416, 67045), (424, 65780), (440, 63388), (460, 60632), (506, 55120), (520, 53636), (530, 52624), (572, 48760), (583, 47840), (598, 46640), (689, 40480), (715, 39008), (736, 37895), (848, 32890), (880, 31694), (920, 30316), (1012, 27560), (1040, 26818), (1060, 26312), (1144, 24380), (1166, 23920), (1196, 23320), (1219, 22880), (1265, 22048), (1378, 20240), (1430, 19504), (1495, 18656), (1696, 16445), (1760, 15847), (1840, 15158), (2024, 13780), (2080, 13409), (2120, 13156), (2288, 12190), (2332, 11960), (2392, 11660), (2438, 11440), (2530, 11024), (2756, 10120), (2860, 9752), (2915, 9568), (2990, 9328), (3289, 8480), (3445, 8096), (3680, 7579), (4048, 6890), (4240, 6578), (4576, 6095), (4664, 5980), (4784, 5830), (4876, 5720), (5060, 5512)]