397675320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24917}}^1$

素因数の和:24957

約数の個数: 128

約数和(自身を含む): 1435276800

約数和(自身を除く): 1037601480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 24917, 49834, 74751, 99668, 124585, 149502, 174419, 199336, 249170, 299004, 348838, 373755, 473423, 498340, 523257, 598008, 697676, 747510, 872095, 946846, 996680, 1046514, 1395352, 1420269, 1495020, 1744190, 1893692, 2093028, 2367115, 2616285, 2840538, 2990040, 3313961, 3488380, 3787384, 4186056, 4734230, 5232570, 5681076, 6627922, 6976760, 7101345, 9468460, 9941883, 10465140, 11362152, 13255844, 14202690, 16569805, 18936920, 19883766, 20930280, 26511688, 28405380, 33139610, 39767532, 49709415, 56810760, 66279220, 79535064, 99418830, 132558440, 198837660, 397675320]

約数ペア:

[(1, 397675320), (2, 198837660), (3, 132558440), (4, 99418830), (5, 79535064), (6, 66279220), (7, 56810760), (8, 49709415), (10, 39767532), (12, 33139610), (14, 28405380), (15, 26511688), (19, 20930280), (20, 19883766), (21, 18936920), (24, 16569805), (28, 14202690), (30, 13255844), (35, 11362152), (38, 10465140), (40, 9941883), (42, 9468460), (56, 7101345), (57, 6976760), (60, 6627922), (70, 5681076), (76, 5232570), (84, 4734230), (95, 4186056), (105, 3787384), (114, 3488380), (120, 3313961), (133, 2990040), (140, 2840538), (152, 2616285), (168, 2367115), (190, 2093028), (210, 1893692), (228, 1744190), (266, 1495020), (280, 1420269), (285, 1395352), (380, 1046514), (399, 996680), (420, 946846), (456, 872095), (532, 747510), (570, 697676), (665, 598008), (760, 523257), (798, 498340), (840, 473423), (1064, 373755), (1140, 348838), (1330, 299004), (1596, 249170), (1995, 199336), (2280, 174419), (2660, 149502), (3192, 124585), (3990, 99668), (5320, 74751), (7980, 49834), (15960, 24917)]