18145680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{1543}}^1$

素因数の和:1573

約数の個数: 120

約数和(自身を含む): 65477952

約数和(自身を除く): 47332272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1543, 1680, 1960, 2352, 2940, 3086, 3920, 4629, 5880, 6172, 7715, 9258, 10801, 11760, 12344, 15430, 18516, 21602, 23145, 24688, 30860, 32403, 37032, 43204, 46290, 54005, 61720, 64806, 74064, 75607, 86408, 92580, 108010, 123440, 129612, 151214, 162015, 172816, 185160, 216020, 226821, 259224, 302428, 324030, 370320, 378035, 432040, 453642, 518448, 604856, 648060, 756070, 864080, 907284, 1134105, 1209712, 1296120, 1512140, 1814568, 2268210, 2592240, 3024280, 3629136, 4536420, 6048560, 9072840, 18145680]

約数ペア:

[(1, 18145680), (2, 9072840), (3, 6048560), (4, 4536420), (5, 3629136), (6, 3024280), (7, 2592240), (8, 2268210), (10, 1814568), (12, 1512140), (14, 1296120), (15, 1209712), (16, 1134105), (20, 907284), (21, 864080), (24, 756070), (28, 648060), (30, 604856), (35, 518448), (40, 453642), (42, 432040), (48, 378035), (49, 370320), (56, 324030), (60, 302428), (70, 259224), (80, 226821), (84, 216020), (98, 185160), (105, 172816), (112, 162015), (120, 151214), (140, 129612), (147, 123440), (168, 108010), (196, 92580), (210, 86408), (240, 75607), (245, 74064), (280, 64806), (294, 61720), (336, 54005), (392, 46290), (420, 43204), (490, 37032), (560, 32403), (588, 30860), (735, 24688), (784, 23145), (840, 21602), (980, 18516), (1176, 15430), (1470, 12344), (1543, 11760), (1680, 10801), (1960, 9258), (2352, 7715), (2940, 6172), (3086, 5880), (3920, 4629)]