31578228

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1442

約数の個数: 96

約数和(自身を含む): 94080000

約数和(自身を除く): 62501772

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 99, 108, 114, 132, 171, 198, 209, 228, 297, 342, 396, 418, 513, 594, 627, 684, 836, 1026, 1188, 1254, 1399, 1881, 2052, 2508, 2798, 3762, 4197, 5596, 5643, 7524, 8394, 11286, 12591, 15389, 16788, 22572, 25182, 26581, 30778, 37773, 46167, 50364, 53162, 61556, 75546, 79743, 92334, 106324, 138501, 151092, 159486, 184668, 239229, 277002, 292391, 318972, 415503, 478458, 554004, 584782, 717687, 831006, 877173, 956916, 1169564, 1435374, 1662012, 1754346, 2631519, 2870748, 3508692, 5263038, 7894557, 10526076, 15789114, 31578228]

約数ペア:

[(1, 31578228), (2, 15789114), (3, 10526076), (4, 7894557), (6, 5263038), (9, 3508692), (11, 2870748), (12, 2631519), (18, 1754346), (19, 1662012), (22, 1435374), (27, 1169564), (33, 956916), (36, 877173), (38, 831006), (44, 717687), (54, 584782), (57, 554004), (66, 478458), (76, 415503), (99, 318972), (108, 292391), (114, 277002), (132, 239229), (171, 184668), (198, 159486), (209, 151092), (228, 138501), (297, 106324), (342, 92334), (396, 79743), (418, 75546), (513, 61556), (594, 53162), (627, 50364), (684, 46167), (836, 37773), (1026, 30778), (1188, 26581), (1254, 25182), (1399, 22572), (1881, 16788), (2052, 15389), (2508, 12591), (2798, 11286), (3762, 8394), (4197, 7524), (5596, 5643)]