99998520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:813

約数の個数: 128

約数和(自身を含む): 321408000

約数和(自身を除く): 221409480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 61, 76, 95, 114, 120, 122, 152, 183, 190, 228, 244, 285, 305, 366, 380, 456, 488, 570, 610, 719, 732, 760, 915, 1140, 1159, 1220, 1438, 1464, 1830, 2157, 2280, 2318, 2440, 2876, 3477, 3595, 3660, 4314, 4636, 5752, 5795, 6954, 7190, 7320, 8628, 9272, 10785, 11590, 13661, 13908, 14380, 17256, 17385, 21570, 23180, 27322, 27816, 28760, 34770, 40983, 43140, 43859, 46360, 54644, 68305, 69540, 81966, 86280, 87718, 109288, 131577, 136610, 139080, 163932, 175436, 204915, 219295, 263154, 273220, 327864, 350872, 409830, 438590, 526308, 546440, 657885, 819660, 833321, 877180, 1052616, 1315770, 1639320, 1666642, 1754360, 2499963, 2631540, 3333284, 4166605, 4999926, 5263080, 6666568, 8333210, 9999852, 12499815, 16666420, 19999704, 24999630, 33332840, 49999260, 99998520]

約数ペア:

[(1, 99998520), (2, 49999260), (3, 33332840), (4, 24999630), (5, 19999704), (6, 16666420), (8, 12499815), (10, 9999852), (12, 8333210), (15, 6666568), (19, 5263080), (20, 4999926), (24, 4166605), (30, 3333284), (38, 2631540), (40, 2499963), (57, 1754360), (60, 1666642), (61, 1639320), (76, 1315770), (95, 1052616), (114, 877180), (120, 833321), (122, 819660), (152, 657885), (183, 546440), (190, 526308), (228, 438590), (244, 409830), (285, 350872), (305, 327864), (366, 273220), (380, 263154), (456, 219295), (488, 204915), (570, 175436), (610, 163932), (719, 139080), (732, 136610), (760, 131577), (915, 109288), (1140, 87718), (1159, 86280), (1220, 81966), (1438, 69540), (1464, 68305), (1830, 54644), (2157, 46360), (2280, 43859), (2318, 43140), (2440, 40983), (2876, 34770), (3477, 28760), (3595, 27816), (3660, 27322), (4314, 23180), (4636, 21570), (5752, 17385), (5795, 17256), (6954, 14380), (7190, 13908), (7320, 13661), (8628, 11590), (9272, 10785)]