1222440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 3749760

約数和(自身を除く): 2527320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 167, 183, 244, 305, 334, 366, 488, 501, 610, 668, 732, 835, 915, 1002, 1220, 1336, 1464, 1670, 1830, 2004, 2440, 2505, 3340, 3660, 4008, 5010, 6680, 7320, 10020, 10187, 20040, 20374, 30561, 40748, 50935, 61122, 81496, 101870, 122244, 152805, 203740, 244488, 305610, 407480, 611220, 1222440]

約数ペア:

[(1, 1222440), (2, 611220), (3, 407480), (4, 305610), (5, 244488), (6, 203740), (8, 152805), (10, 122244), (12, 101870), (15, 81496), (20, 61122), (24, 50935), (30, 40748), (40, 30561), (60, 20374), (61, 20040), (120, 10187), (122, 10020), (167, 7320), (183, 6680), (244, 5010), (305, 4008), (334, 3660), (366, 3340), (488, 2505), (501, 2440), (610, 2004), (668, 1830), (732, 1670), (835, 1464), (915, 1336), (1002, 1220)]