72157364880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1\times {\mathrm{3541}}^1$

素因数の和:4185

約数の個数: 160

約数和(自身を含む): 225408572928

約数和(自身を除く): 153251208048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 431, 591, 788, 862, 985, 1182, 1293, 1576, 1724, 1970, 2155, 2364, 2586, 2955, 3152, 3448, 3541, 3940, 4310, 4728, 5172, 5910, 6465, 6896, 7082, 7880, 8620, 9456, 10344, 10623, 11820, 12930, 14164, 15760, 17240, 17705, 20688, 21246, 23640, 25860, 28328, 34480, 35410, 42492, 47280, 51720, 53115, 56656, 70820, 84907, 84984, 103440, 106230, 141640, 169814, 169968, 212460, 254721, 283280, 339628, 424535, 424920, 509442, 679256, 697577, 849070, 849840, 1018884, 1273605, 1358512, 1395154, 1526171, 1698140, 2037768, 2092731, 2547210, 2790308, 3052342, 3396280, 3487885, 4075536, 4185462, 4578513, 5094420, 5580616, 6104684, 6792560, 6975770, 7630855, 8370924, 9157026, 10188840, 10463655, 11161232, 12209368, 13951540, 15261710, 16741848, 18314052, 20377680, 20927310, 22892565, 24418736, 27903080, 30523420, 33483696, 36628104, 41854620, 45785130, 55806160, 61046840, 73256208, 83709240, 91570260, 122093680, 167418480, 183140520, 300655687, 366281040, 601311374, 901967061, 1202622748, 1503278435, 1803934122, 2405245496, 3006556870, 3607868244, 4509835305, 4810490992, 6013113740, 7215736488, 9019670610, 12026227480, 14431472976, 18039341220, 24052454960, 36078682440, 72157364880]

約数ペア:

[(1, 72157364880), (2, 36078682440), (3, 24052454960), (4, 18039341220), (5, 14431472976), (6, 12026227480), (8, 9019670610), (10, 7215736488), (12, 6013113740), (15, 4810490992), (16, 4509835305), (20, 3607868244), (24, 3006556870), (30, 2405245496), (40, 1803934122), (48, 1503278435), (60, 1202622748), (80, 901967061), (120, 601311374), (197, 366281040), (240, 300655687), (394, 183140520), (431, 167418480), (591, 122093680), (788, 91570260), (862, 83709240), (985, 73256208), (1182, 61046840), (1293, 55806160), (1576, 45785130), (1724, 41854620), (1970, 36628104), (2155, 33483696), (2364, 30523420), (2586, 27903080), (2955, 24418736), (3152, 22892565), (3448, 20927310), (3541, 20377680), (3940, 18314052), (4310, 16741848), (4728, 15261710), (5172, 13951540), (5910, 12209368), (6465, 11161232), (6896, 10463655), (7082, 10188840), (7880, 9157026), (8620, 8370924), (9456, 7630855), (10344, 6975770), (10623, 6792560), (11820, 6104684), (12930, 5580616), (14164, 5094420), (15760, 4578513), (17240, 4185462), (17705, 4075536), (20688, 3487885), (21246, 3396280), (23640, 3052342), (25860, 2790308), (28328, 2547210), (34480, 2092731), (35410, 2037768), (42492, 1698140), (47280, 1526171), (51720, 1395154), (53115, 1358512), (56656, 1273605), (70820, 1018884), (84907, 849840), (84984, 849070), (103440, 697577), (106230, 679256), (141640, 509442), (169814, 424920), (169968, 424535), (212460, 339628), (254721, 283280)]