30257880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:633

約数の個数: 128

約数和(自身を含む): 99878400

約数和(自身を除く): 69620520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 577, 690, 760, 874, 920, 1140, 1154, 1311, 1380, 1731, 1748, 2185, 2280, 2308, 2622, 2760, 2885, 3462, 3496, 4370, 4616, 5244, 5770, 6555, 6924, 8655, 8740, 10488, 10963, 11540, 13110, 13271, 13848, 17310, 17480, 21926, 23080, 26220, 26542, 32889, 34620, 39813, 43852, 52440, 53084, 54815, 65778, 66355, 69240, 79626, 87704, 106168, 109630, 131556, 132710, 159252, 164445, 199065, 219260, 252149, 263112, 265420, 318504, 328890, 398130, 438520, 504298, 530840, 657780, 756447, 796260, 1008596, 1260745, 1315560, 1512894, 1592520, 2017192, 2521490, 3025788, 3782235, 5042980, 6051576, 7564470, 10085960, 15128940, 30257880]

約数ペア:

[(1, 30257880), (2, 15128940), (3, 10085960), (4, 7564470), (5, 6051576), (6, 5042980), (8, 3782235), (10, 3025788), (12, 2521490), (15, 2017192), (19, 1592520), (20, 1512894), (23, 1315560), (24, 1260745), (30, 1008596), (38, 796260), (40, 756447), (46, 657780), (57, 530840), (60, 504298), (69, 438520), (76, 398130), (92, 328890), (95, 318504), (114, 265420), (115, 263112), (120, 252149), (138, 219260), (152, 199065), (184, 164445), (190, 159252), (228, 132710), (230, 131556), (276, 109630), (285, 106168), (345, 87704), (380, 79626), (437, 69240), (456, 66355), (460, 65778), (552, 54815), (570, 53084), (577, 52440), (690, 43852), (760, 39813), (874, 34620), (920, 32889), (1140, 26542), (1154, 26220), (1311, 23080), (1380, 21926), (1731, 17480), (1748, 17310), (2185, 13848), (2280, 13271), (2308, 13110), (2622, 11540), (2760, 10963), (2885, 10488), (3462, 8740), (3496, 8655), (4370, 6924), (4616, 6555), (5244, 5770)]