221001170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 465438960

約数和(自身を除く): 244437790

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 61, 62, 65, 122, 130, 145, 155, 290, 305, 310, 377, 403, 610, 754, 793, 806, 899, 961, 1586, 1769, 1798, 1885, 1891, 1922, 2015, 3538, 3770, 3782, 3965, 4030, 4495, 4805, 7930, 8845, 8990, 9455, 9610, 11687, 12493, 17690, 18910, 22997, 23374, 24583, 24986, 27869, 45994, 49166, 54839, 55738, 58435, 58621, 62465, 109678, 114985, 116870, 117242, 122915, 124930, 139345, 229970, 245830, 274195, 278690, 293105, 362297, 548390, 586210, 712907, 724594, 762073, 1425814, 1524146, 1700009, 1811485, 3400018, 3564535, 3622970, 3810365, 7129070, 7620730, 8500045, 17000090, 22100117, 44200234, 110500585, 221001170]

約数ペア:

[(1, 221001170), (2, 110500585), (5, 44200234), (10, 22100117), (13, 17000090), (26, 8500045), (29, 7620730), (31, 7129070), (58, 3810365), (61, 3622970), (62, 3564535), (65, 3400018), (122, 1811485), (130, 1700009), (145, 1524146), (155, 1425814), (290, 762073), (305, 724594), (310, 712907), (377, 586210), (403, 548390), (610, 362297), (754, 293105), (793, 278690), (806, 274195), (899, 245830), (961, 229970), (1586, 139345), (1769, 124930), (1798, 122915), (1885, 117242), (1891, 116870), (1922, 114985), (2015, 109678), (3538, 62465), (3770, 58621), (3782, 58435), (3965, 55738), (4030, 54839), (4495, 49166), (4805, 45994), (7930, 27869), (8845, 24986), (8990, 24583), (9455, 23374), (9610, 22997), (11687, 18910), (12493, 17690)]