304731960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{195341}}^1$

素因数の和:195368

約数の個数: 64

約数和(自身を含む): 984523680

約数和(自身を除く): 679791720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 195341, 390682, 586023, 781364, 976705, 1172046, 1562728, 1953410, 2344092, 2539433, 2930115, 3906820, 4688184, 5078866, 5860230, 7618299, 7813640, 10157732, 11720460, 12697165, 15236598, 20315464, 23440920, 25394330, 30473196, 38091495, 50788660, 60946392, 76182990, 101577320, 152365980, 304731960]

約数ペア:

[(1, 304731960), (2, 152365980), (3, 101577320), (4, 76182990), (5, 60946392), (6, 50788660), (8, 38091495), (10, 30473196), (12, 25394330), (13, 23440920), (15, 20315464), (20, 15236598), (24, 12697165), (26, 11720460), (30, 10157732), (39, 7813640), (40, 7618299), (52, 5860230), (60, 5078866), (65, 4688184), (78, 3906820), (104, 2930115), (120, 2539433), (130, 2344092), (156, 1953410), (195, 1562728), (260, 1172046), (312, 976705), (390, 781364), (520, 586023), (780, 390682), (1560, 195341)]