217543080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 671742720

約数和(自身を除く): 454199640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 113, 120, 122, 183, 226, 244, 263, 305, 339, 366, 452, 488, 526, 565, 610, 678, 732, 789, 904, 915, 1052, 1130, 1220, 1315, 1356, 1464, 1578, 1695, 1830, 2104, 2260, 2440, 2630, 2712, 3156, 3390, 3660, 3945, 4520, 5260, 6312, 6780, 6893, 7320, 7890, 10520, 13560, 13786, 15780, 16043, 20679, 27572, 29719, 31560, 32086, 34465, 41358, 48129, 55144, 59438, 64172, 68930, 80215, 82716, 89157, 96258, 103395, 118876, 128344, 137860, 148595, 160430, 165432, 178314, 192516, 206790, 237752, 240645, 275720, 297190, 320860, 356628, 385032, 413580, 445785, 481290, 594380, 641720, 713256, 827160, 891570, 962580, 1188760, 1783140, 1812859, 1925160, 3566280, 3625718, 5438577, 7251436, 9064295, 10877154, 14502872, 18128590, 21754308, 27192885, 36257180, 43508616, 54385770, 72514360, 108771540, 217543080]

約数ペア:

[(1, 217543080), (2, 108771540), (3, 72514360), (4, 54385770), (5, 43508616), (6, 36257180), (8, 27192885), (10, 21754308), (12, 18128590), (15, 14502872), (20, 10877154), (24, 9064295), (30, 7251436), (40, 5438577), (60, 3625718), (61, 3566280), (113, 1925160), (120, 1812859), (122, 1783140), (183, 1188760), (226, 962580), (244, 891570), (263, 827160), (305, 713256), (339, 641720), (366, 594380), (452, 481290), (488, 445785), (526, 413580), (565, 385032), (610, 356628), (678, 320860), (732, 297190), (789, 275720), (904, 240645), (915, 237752), (1052, 206790), (1130, 192516), (1220, 178314), (1315, 165432), (1356, 160430), (1464, 148595), (1578, 137860), (1695, 128344), (1830, 118876), (2104, 103395), (2260, 96258), (2440, 89157), (2630, 82716), (2712, 80215), (3156, 68930), (3390, 64172), (3660, 59438), (3945, 55144), (4520, 48129), (5260, 41358), (6312, 34465), (6780, 32086), (6893, 31560), (7320, 29719), (7890, 27572), (10520, 20679), (13560, 16043), (13786, 15780)]