28244970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{619}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 81691200

約数和(自身を除く): 53446230

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 169, 195, 234, 270, 338, 351, 390, 507, 585, 619, 702, 845, 1014, 1170, 1238, 1521, 1690, 1755, 1857, 2535, 3042, 3095, 3510, 3714, 4563, 5070, 5571, 6190, 7605, 8047, 9126, 9285, 11142, 15210, 16094, 16713, 18570, 22815, 24141, 27855, 33426, 40235, 45630, 48282, 55710, 72423, 80470, 83565, 104611, 120705, 144846, 167130, 209222, 217269, 241410, 313833, 362115, 434538, 523055, 627666, 724230, 941499, 1046110, 1086345, 1569165, 1882998, 2172690, 2824497, 3138330, 4707495, 5648994, 9414990, 14122485, 28244970]

約数ペア:

[(1, 28244970), (2, 14122485), (3, 9414990), (5, 5648994), (6, 4707495), (9, 3138330), (10, 2824497), (13, 2172690), (15, 1882998), (18, 1569165), (26, 1086345), (27, 1046110), (30, 941499), (39, 724230), (45, 627666), (54, 523055), (65, 434538), (78, 362115), (90, 313833), (117, 241410), (130, 217269), (135, 209222), (169, 167130), (195, 144846), (234, 120705), (270, 104611), (338, 83565), (351, 80470), (390, 72423), (507, 55710), (585, 48282), (619, 45630), (702, 40235), (845, 33426), (1014, 27855), (1170, 24141), (1238, 22815), (1521, 18570), (1690, 16713), (1755, 16094), (1857, 15210), (2535, 11142), (3042, 9285), (3095, 9126), (3510, 8047), (3714, 7605), (4563, 6190), (5070, 5571)]