238769860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 591962112

約数和(自身を除く): 353192252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 73, 122, 140, 146, 244, 292, 305, 365, 383, 427, 511, 610, 730, 766, 854, 1022, 1220, 1460, 1532, 1708, 1915, 2044, 2135, 2555, 2681, 3830, 4270, 4453, 5110, 5362, 7660, 8540, 8906, 10220, 10724, 13405, 17812, 22265, 23363, 26810, 27959, 31171, 44530, 46726, 53620, 55918, 62342, 89060, 93452, 111836, 116815, 124684, 139795, 155855, 163541, 195713, 233630, 279590, 311710, 327082, 391426, 467260, 559180, 623420, 654164, 782852, 817705, 978565, 1635410, 1705499, 1957130, 3270820, 3410998, 3914260, 6821996, 8527495, 11938493, 17054990, 23876986, 34109980, 47753972, 59692465, 119384930, 238769860]

約数ペア:

[(1, 238769860), (2, 119384930), (4, 59692465), (5, 47753972), (7, 34109980), (10, 23876986), (14, 17054990), (20, 11938493), (28, 8527495), (35, 6821996), (61, 3914260), (70, 3410998), (73, 3270820), (122, 1957130), (140, 1705499), (146, 1635410), (244, 978565), (292, 817705), (305, 782852), (365, 654164), (383, 623420), (427, 559180), (511, 467260), (610, 391426), (730, 327082), (766, 311710), (854, 279590), (1022, 233630), (1220, 195713), (1460, 163541), (1532, 155855), (1708, 139795), (1915, 124684), (2044, 116815), (2135, 111836), (2555, 93452), (2681, 89060), (3830, 62342), (4270, 55918), (4453, 53620), (5110, 46726), (5362, 44530), (7660, 31171), (8540, 27959), (8906, 26810), (10220, 23363), (10724, 22265), (13405, 17812)]