123222240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{85571}}^1$

素因数の和:85592

約数の個数: 72

約数和(自身を含む): 420500808

約数和(自身を除く): 297278568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 85571, 171142, 256713, 342284, 427855, 513426, 684568, 770139, 855710, 1026852, 1283565, 1369136, 1540278, 1711420, 2053704, 2567130, 2738272, 3080556, 3422840, 3850695, 4107408, 5134260, 6161112, 6845680, 7701390, 8214816, 10268520, 12322224, 13691360, 15402780, 20537040, 24644448, 30805560, 41074080, 61611120, 123222240]

約数ペア:

[(1, 123222240), (2, 61611120), (3, 41074080), (4, 30805560), (5, 24644448), (6, 20537040), (8, 15402780), (9, 13691360), (10, 12322224), (12, 10268520), (15, 8214816), (16, 7701390), (18, 6845680), (20, 6161112), (24, 5134260), (30, 4107408), (32, 3850695), (36, 3422840), (40, 3080556), (45, 2738272), (48, 2567130), (60, 2053704), (72, 1711420), (80, 1540278), (90, 1369136), (96, 1283565), (120, 1026852), (144, 855710), (160, 770139), (180, 684568), (240, 513426), (288, 427855), (360, 342284), (480, 256713), (720, 171142), (1440, 85571)]