172974240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{120121}}^1$

素因数の和:120142

約数の個数: 72

約数和(自身を含む): 590279508

約数和(自身を除く): 417305268

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, 120121, 240242, 360363, 480484, 600605, 720726, 960968, 1081089, 1201210, 1441452, 1801815, 1921936, 2162178, 2402420, 2882904, 3603630, 3843872, 4324356, 4804840, 5405445, 5765808, 7207260, 8648712, 9609680, 10810890, 11531616, 14414520, 17297424, 19219360, 21621780, 28829040, 34594848, 43243560, 57658080, 86487120, 172974240]

約数ペア:

[(1, 172974240), (2, 86487120), (3, 57658080), (4, 43243560), (5, 34594848), (6, 28829040), (8, 21621780), (9, 19219360), (10, 17297424), (12, 14414520), (15, 11531616), (16, 10810890), (18, 9609680), (20, 8648712), (24, 7207260), (30, 5765808), (32, 5405445), (36, 4804840), (40, 4324356), (45, 3843872), (48, 3603630), (60, 2882904), (72, 2402420), (80, 2162178), (90, 1921936), (96, 1801815), (120, 1441452), (144, 1201210), (160, 1081089), (180, 960968), (240, 720726), (288, 600605), (360, 480484), (480, 360363), (720, 240242), (1440, 120121)]