611220

素因数分解:

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

素因数の和:240

約数の個数: 48

約数和(自身を含む): 1749888

約数和(自身を除く): 1138668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 167, 183, 244, 305, 334, 366, 501, 610, 668, 732, 835, 915, 1002, 1220, 1670, 1830, 2004, 2505, 3340, 3660, 5010, 10020, 10187, 20374, 30561, 40748, 50935, 61122, 101870, 122244, 152805, 203740, 305610, 611220]

約数ペア:

[(1, 611220), (2, 305610), (3, 203740), (4, 152805), (5, 122244), (6, 101870), (10, 61122), (12, 50935), (15, 40748), (20, 30561), (30, 20374), (60, 10187), (61, 10020), (122, 5010), (167, 3660), (183, 3340), (244, 2505), (305, 2004), (334, 1830), (366, 1670), (501, 1220), (610, 1002), (668, 915), (732, 835)]