146438640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{203387}}^1$

素因数の和:203406

約数の個数: 60

約数和(自身を含む): 491792184

約数和(自身を除く): 345353544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 203387, 406774, 610161, 813548, 1016935, 1220322, 1627096, 1830483, 2033870, 2440644, 3050805, 3254192, 3660966, 4067740, 4881288, 6101610, 7321932, 8135480, 9152415, 9762576, 12203220, 14643864, 16270960, 18304830, 24406440, 29287728, 36609660, 48812880, 73219320, 146438640]

約数ペア:

[(1, 146438640), (2, 73219320), (3, 48812880), (4, 36609660), (5, 29287728), (6, 24406440), (8, 18304830), (9, 16270960), (10, 14643864), (12, 12203220), (15, 9762576), (16, 9152415), (18, 8135480), (20, 7321932), (24, 6101610), (30, 4881288), (36, 4067740), (40, 3660966), (45, 3254192), (48, 3050805), (60, 2440644), (72, 2033870), (80, 1830483), (90, 1627096), (120, 1220322), (144, 1016935), (180, 813548), (240, 610161), (360, 406774), (720, 203387)]