31260320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:167

約数の個数: 192

約数和(自身を含む): 96526080

約数和(自身を除く): 65265760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 113, 130, 133, 140, 152, 160, 182, 190, 208, 224, 226, 247, 260, 266, 280, 304, 364, 380, 416, 452, 455, 494, 520, 532, 560, 565, 608, 665, 728, 760, 791, 904, 910, 988, 1040, 1064, 1120, 1130, 1235, 1330, 1456, 1469, 1520, 1582, 1729, 1808, 1820, 1976, 2080, 2128, 2147, 2260, 2470, 2660, 2912, 2938, 3040, 3164, 3458, 3616, 3640, 3952, 3955, 4256, 4294, 4520, 4940, 5320, 5876, 6328, 6916, 7280, 7345, 7904, 7910, 8588, 8645, 9040, 9880, 10283, 10640, 10735, 11752, 12656, 13832, 14560, 14690, 15029, 15820, 17176, 17290, 18080, 19760, 20566, 21280, 21470, 23504, 25312, 27664, 27911, 29380, 30058, 31640, 34352, 34580, 39520, 41132, 42940, 47008, 51415, 55328, 55822, 58760, 60116, 63280, 68704, 69160, 75145, 82264, 85880, 102830, 111644, 117520, 120232, 126560, 138320, 139555, 150290, 164528, 171760, 195377, 205660, 223288, 235040, 240464, 276640, 279110, 300580, 329056, 343520, 390754, 411320, 446576, 480928, 558220, 601160, 781508, 822640, 893152, 976885, 1116440, 1202320, 1563016, 1645280, 1953770, 2232880, 2404640, 3126032, 3907540, 4465760, 6252064, 7815080, 15630160, 31260320]

約数ペア:

[(1, 31260320), (2, 15630160), (4, 7815080), (5, 6252064), (7, 4465760), (8, 3907540), (10, 3126032), (13, 2404640), (14, 2232880), (16, 1953770), (19, 1645280), (20, 1563016), (26, 1202320), (28, 1116440), (32, 976885), (35, 893152), (38, 822640), (40, 781508), (52, 601160), (56, 558220), (65, 480928), (70, 446576), (76, 411320), (80, 390754), (91, 343520), (95, 329056), (104, 300580), (112, 279110), (113, 276640), (130, 240464), (133, 235040), (140, 223288), (152, 205660), (160, 195377), (182, 171760), (190, 164528), (208, 150290), (224, 139555), (226, 138320), (247, 126560), (260, 120232), (266, 117520), (280, 111644), (304, 102830), (364, 85880), (380, 82264), (416, 75145), (452, 69160), (455, 68704), (494, 63280), (520, 60116), (532, 58760), (560, 55822), (565, 55328), (608, 51415), (665, 47008), (728, 42940), (760, 41132), (791, 39520), (904, 34580), (910, 34352), (988, 31640), (1040, 30058), (1064, 29380), (1120, 27911), (1130, 27664), (1235, 25312), (1330, 23504), (1456, 21470), (1469, 21280), (1520, 20566), (1582, 19760), (1729, 18080), (1808, 17290), (1820, 17176), (1976, 15820), (2080, 15029), (2128, 14690), (2147, 14560), (2260, 13832), (2470, 12656), (2660, 11752), (2912, 10735), (2938, 10640), (3040, 10283), (3164, 9880), (3458, 9040), (3616, 8645), (3640, 8588), (3952, 7910), (3955, 7904), (4256, 7345), (4294, 7280), (4520, 6916), (4940, 6328), (5320, 5876)]