12974720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 35985600

約数和(自身を除く): 23010880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 97, 110, 128, 152, 160, 176, 190, 194, 209, 220, 304, 320, 352, 380, 388, 418, 440, 485, 608, 640, 704, 760, 776, 836, 880, 970, 1045, 1067, 1216, 1408, 1520, 1552, 1672, 1760, 1843, 1940, 2090, 2134, 2432, 3040, 3104, 3344, 3520, 3686, 3880, 4180, 4268, 5335, 6080, 6208, 6688, 7040, 7372, 7760, 8360, 8536, 9215, 10670, 12160, 12416, 13376, 14744, 15520, 16720, 17072, 18430, 20273, 21340, 26752, 29488, 31040, 33440, 34144, 36860, 40546, 42680, 58976, 62080, 66880, 68288, 73720, 81092, 85360, 101365, 117952, 133760, 136576, 147440, 162184, 170720, 202730, 235904, 294880, 324368, 341440, 405460, 589760, 648736, 682880, 810920, 1179520, 1297472, 1621840, 2594944, 3243680, 6487360, 12974720]

約数ペア:

[(1, 12974720), (2, 6487360), (4, 3243680), (5, 2594944), (8, 1621840), (10, 1297472), (11, 1179520), (16, 810920), (19, 682880), (20, 648736), (22, 589760), (32, 405460), (38, 341440), (40, 324368), (44, 294880), (55, 235904), (64, 202730), (76, 170720), (80, 162184), (88, 147440), (95, 136576), (97, 133760), (110, 117952), (128, 101365), (152, 85360), (160, 81092), (176, 73720), (190, 68288), (194, 66880), (209, 62080), (220, 58976), (304, 42680), (320, 40546), (352, 36860), (380, 34144), (388, 33440), (418, 31040), (440, 29488), (485, 26752), (608, 21340), (640, 20273), (704, 18430), (760, 17072), (776, 16720), (836, 15520), (880, 14744), (970, 13376), (1045, 12416), (1067, 12160), (1216, 10670), (1408, 9215), (1520, 8536), (1552, 8360), (1672, 7760), (1760, 7372), (1843, 7040), (1940, 6688), (2090, 6208), (2134, 6080), (2432, 5335), (3040, 4268), (3104, 4180), (3344, 3880), (3520, 3686)]