38978520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{947}}^1$

素因数の和:982

約数の個数: 128

約数和(自身を含む): 136512000

約数和(自身を除く): 97533480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 947, 980, 1029, 1176, 1372, 1470, 1715, 1894, 1960, 2058, 2744, 2841, 2940, 3430, 3788, 4116, 4735, 5145, 5682, 5880, 6629, 6860, 7576, 8232, 9470, 10290, 11364, 13258, 13720, 14205, 18940, 19887, 20580, 22728, 26516, 28410, 33145, 37880, 39774, 41160, 46403, 53032, 56820, 66290, 79548, 92806, 99435, 113640, 132580, 139209, 159096, 185612, 198870, 232015, 265160, 278418, 324821, 371224, 397740, 464030, 556836, 649642, 696045, 795480, 928060, 974463, 1113672, 1299284, 1392090, 1624105, 1856120, 1948926, 2598568, 2784180, 3248210, 3897852, 4872315, 5568360, 6496420, 7795704, 9744630, 12992840, 19489260, 38978520]

約数ペア:

[(1, 38978520), (2, 19489260), (3, 12992840), (4, 9744630), (5, 7795704), (6, 6496420), (7, 5568360), (8, 4872315), (10, 3897852), (12, 3248210), (14, 2784180), (15, 2598568), (20, 1948926), (21, 1856120), (24, 1624105), (28, 1392090), (30, 1299284), (35, 1113672), (40, 974463), (42, 928060), (49, 795480), (56, 696045), (60, 649642), (70, 556836), (84, 464030), (98, 397740), (105, 371224), (120, 324821), (140, 278418), (147, 265160), (168, 232015), (196, 198870), (210, 185612), (245, 159096), (280, 139209), (294, 132580), (343, 113640), (392, 99435), (420, 92806), (490, 79548), (588, 66290), (686, 56820), (735, 53032), (840, 46403), (947, 41160), (980, 39774), (1029, 37880), (1176, 33145), (1372, 28410), (1470, 26516), (1715, 22728), (1894, 20580), (1960, 19887), (2058, 18940), (2744, 14205), (2841, 13720), (2940, 13258), (3430, 11364), (3788, 10290), (4116, 9470), (4735, 8232), (5145, 7576), (5682, 6860), (5880, 6629)]