788590980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{13997}}^1$

素因数の和:14325

約数の個数: 72

約数和(自身を含む): 2399873112

約数和(自身を除く): 1611282132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 313, 626, 939, 1252, 1565, 1878, 2817, 3130, 3756, 4695, 5634, 6260, 9390, 11268, 13997, 14085, 18780, 27994, 28170, 41991, 55988, 56340, 69985, 83982, 125973, 139970, 167964, 209955, 251946, 279940, 419910, 503892, 629865, 839820, 1259730, 2519460, 4381061, 8762122, 13143183, 17524244, 21905305, 26286366, 39429549, 43810610, 52572732, 65715915, 78859098, 87621220, 131431830, 157718196, 197147745, 262863660, 394295490, 788590980]

約数ペア:

[(1, 788590980), (2, 394295490), (3, 262863660), (4, 197147745), (5, 157718196), (6, 131431830), (9, 87621220), (10, 78859098), (12, 65715915), (15, 52572732), (18, 43810610), (20, 39429549), (30, 26286366), (36, 21905305), (45, 17524244), (60, 13143183), (90, 8762122), (180, 4381061), (313, 2519460), (626, 1259730), (939, 839820), (1252, 629865), (1565, 503892), (1878, 419910), (2817, 279940), (3130, 251946), (3756, 209955), (4695, 167964), (5634, 139970), (6260, 125973), (9390, 83982), (11268, 69985), (13997, 56340), (14085, 55988), (18780, 41991), (27994, 28170)]