156655320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21401}}^1$

素因数の和:21476

約数の個数: 64

約数和(自身を含む): 477692640

約数和(自身を除く): 321037320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 21401, 42802, 64203, 85604, 107005, 128406, 171208, 214010, 256812, 321015, 428020, 513624, 642030, 856040, 1284060, 1305461, 2568120, 2610922, 3916383, 5221844, 6527305, 7832766, 10443688, 13054610, 15665532, 19581915, 26109220, 31331064, 39163830, 52218440, 78327660, 156655320]

約数ペア:

[(1, 156655320), (2, 78327660), (3, 52218440), (4, 39163830), (5, 31331064), (6, 26109220), (8, 19581915), (10, 15665532), (12, 13054610), (15, 10443688), (20, 7832766), (24, 6527305), (30, 5221844), (40, 3916383), (60, 2610922), (61, 2568120), (120, 1305461), (122, 1284060), (183, 856040), (244, 642030), (305, 513624), (366, 428020), (488, 321015), (610, 256812), (732, 214010), (915, 171208), (1220, 128406), (1464, 107005), (1830, 85604), (2440, 64203), (3660, 42802), (7320, 21401)]