319217290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{617}}^1$

素因数の和:1039

約数の個数: 64

約数和(自身を含む): 694137600

約数和(自身を除く): 374920310

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 389, 617, 665, 778, 1234, 1330, 1945, 2723, 3085, 3890, 4319, 5446, 6170, 7391, 8638, 11723, 13615, 14782, 21595, 23446, 27230, 36955, 43190, 51737, 58615, 73910, 82061, 103474, 117230, 164122, 240013, 258685, 410305, 480026, 517370, 820610, 1200065, 1680091, 2400130, 3360182, 4560247, 8400455, 9120494, 16800910, 22801235, 31921729, 45602470, 63843458, 159608645, 319217290]

約数ペア:

[(1, 319217290), (2, 159608645), (5, 63843458), (7, 45602470), (10, 31921729), (14, 22801235), (19, 16800910), (35, 9120494), (38, 8400455), (70, 4560247), (95, 3360182), (133, 2400130), (190, 1680091), (266, 1200065), (389, 820610), (617, 517370), (665, 480026), (778, 410305), (1234, 258685), (1330, 240013), (1945, 164122), (2723, 117230), (3085, 103474), (3890, 82061), (4319, 73910), (5446, 58615), (6170, 51737), (7391, 43190), (8638, 36955), (11723, 27230), (13615, 23446), (14782, 21595)]