30221920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 77728896

約数和(自身を除く): 47506976

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 271, 272, 328, 340, 410, 542, 544, 656, 680, 697, 820, 1084, 1312, 1355, 1360, 1394, 1640, 2168, 2710, 2720, 2788, 3280, 3485, 4336, 4607, 5420, 5576, 6560, 6970, 8672, 9214, 10840, 11111, 11152, 13940, 18428, 21680, 22222, 22304, 23035, 27880, 36856, 43360, 44444, 46070, 55555, 55760, 73712, 88888, 92140, 111110, 111520, 147424, 177776, 184280, 188887, 222220, 355552, 368560, 377774, 444440, 737120, 755548, 888880, 944435, 1511096, 1777760, 1888870, 3022192, 3777740, 6044384, 7555480, 15110960, 30221920]

約数ペア:

[(1, 30221920), (2, 15110960), (4, 7555480), (5, 6044384), (8, 3777740), (10, 3022192), (16, 1888870), (17, 1777760), (20, 1511096), (32, 944435), (34, 888880), (40, 755548), (41, 737120), (68, 444440), (80, 377774), (82, 368560), (85, 355552), (136, 222220), (160, 188887), (164, 184280), (170, 177776), (205, 147424), (271, 111520), (272, 111110), (328, 92140), (340, 88888), (410, 73712), (542, 55760), (544, 55555), (656, 46070), (680, 44444), (697, 43360), (820, 36856), (1084, 27880), (1312, 23035), (1355, 22304), (1360, 22222), (1394, 21680), (1640, 18428), (2168, 13940), (2710, 11152), (2720, 11111), (2788, 10840), (3280, 9214), (3485, 8672), (4336, 6970), (4607, 6560), (5420, 5576)]