15987888

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:352

約数の個数: 160

約数和(自身を含む): 55710720

約数和(自身を除く): 39722832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 34, 36, 42, 48, 51, 54, 56, 63, 68, 72, 84, 102, 108, 112, 119, 126, 136, 144, 153, 168, 189, 204, 216, 238, 252, 272, 306, 311, 336, 357, 378, 408, 432, 459, 476, 504, 612, 622, 714, 756, 816, 918, 933, 952, 1008, 1071, 1224, 1244, 1428, 1512, 1836, 1866, 1904, 2142, 2177, 2448, 2488, 2799, 2856, 3024, 3213, 3672, 3732, 4284, 4354, 4976, 5287, 5598, 5712, 6426, 6531, 7344, 7464, 8397, 8568, 8708, 10574, 11196, 12852, 13062, 14928, 15861, 16794, 17136, 17416, 19593, 21148, 22392, 25704, 26124, 31722, 33588, 34832, 37009, 39186, 42296, 44784, 47583, 51408, 52248, 58779, 63444, 67176, 74018, 78372, 84592, 95166, 104496, 111027, 117558, 126888, 134352, 142749, 148036, 156744, 190332, 222054, 235116, 253776, 285498, 296072, 313488, 333081, 380664, 444108, 470232, 570996, 592144, 666162, 761328, 888216, 940464, 999243, 1141992, 1332324, 1776432, 1998486, 2283984, 2664648, 3996972, 5329296, 7993944, 15987888]

約数ペア:

[(1, 15987888), (2, 7993944), (3, 5329296), (4, 3996972), (6, 2664648), (7, 2283984), (8, 1998486), (9, 1776432), (12, 1332324), (14, 1141992), (16, 999243), (17, 940464), (18, 888216), (21, 761328), (24, 666162), (27, 592144), (28, 570996), (34, 470232), (36, 444108), (42, 380664), (48, 333081), (51, 313488), (54, 296072), (56, 285498), (63, 253776), (68, 235116), (72, 222054), (84, 190332), (102, 156744), (108, 148036), (112, 142749), (119, 134352), (126, 126888), (136, 117558), (144, 111027), (153, 104496), (168, 95166), (189, 84592), (204, 78372), (216, 74018), (238, 67176), (252, 63444), (272, 58779), (306, 52248), (311, 51408), (336, 47583), (357, 44784), (378, 42296), (408, 39186), (432, 37009), (459, 34832), (476, 33588), (504, 31722), (612, 26124), (622, 25704), (714, 22392), (756, 21148), (816, 19593), (918, 17416), (933, 17136), (952, 16794), (1008, 15861), (1071, 14928), (1224, 13062), (1244, 12852), (1428, 11196), (1512, 10574), (1836, 8708), (1866, 8568), (1904, 8397), (2142, 7464), (2177, 7344), (2448, 6531), (2488, 6426), (2799, 5712), (2856, 5598), (3024, 5287), (3213, 4976), (3672, 4354), (3732, 4284)]