389802840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{66293}}^1$

素因数の和:66321

約数の個数: 96

約数和(自身を含む): 1360352880

約数和(自身を除く): 970550040

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, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 66293, 132586, 198879, 265172, 331465, 397758, 464051, 530344, 662930, 795516, 928102, 994395, 1325860, 1392153, 1591032, 1856204, 1988790, 2320255, 2651720, 2784306, 3248357, 3712408, 3977580, 4640510, 5568612, 6496714, 6960765, 7955160, 9281020, 9745071, 11137224, 12993428, 13921530, 16241785, 18562040, 19490142, 25986856, 27843060, 32483570, 38980284, 48725355, 55686120, 64967140, 77960568, 97450710, 129934280, 194901420, 389802840]

約数ペア:

[(1, 389802840), (2, 194901420), (3, 129934280), (4, 97450710), (5, 77960568), (6, 64967140), (7, 55686120), (8, 48725355), (10, 38980284), (12, 32483570), (14, 27843060), (15, 25986856), (20, 19490142), (21, 18562040), (24, 16241785), (28, 13921530), (30, 12993428), (35, 11137224), (40, 9745071), (42, 9281020), (49, 7955160), (56, 6960765), (60, 6496714), (70, 5568612), (84, 4640510), (98, 3977580), (105, 3712408), (120, 3248357), (140, 2784306), (147, 2651720), (168, 2320255), (196, 1988790), (210, 1856204), (245, 1591032), (280, 1392153), (294, 1325860), (392, 994395), (420, 928102), (490, 795516), (588, 662930), (735, 530344), (840, 464051), (980, 397758), (1176, 331465), (1470, 265172), (1960, 198879), (2940, 132586), (5880, 66293)]