72475320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9901}}^1$

素因数の和:9976

約数の個数: 64

約数和(自身を含む): 221012640

約数和(自身を除く): 148537320

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, 9901, 19802, 29703, 39604, 49505, 59406, 79208, 99010, 118812, 148515, 198020, 237624, 297030, 396040, 594060, 603961, 1188120, 1207922, 1811883, 2415844, 3019805, 3623766, 4831688, 6039610, 7247532, 9059415, 12079220, 14495064, 18118830, 24158440, 36237660, 72475320]

約数ペア:

[(1, 72475320), (2, 36237660), (3, 24158440), (4, 18118830), (5, 14495064), (6, 12079220), (8, 9059415), (10, 7247532), (12, 6039610), (15, 4831688), (20, 3623766), (24, 3019805), (30, 2415844), (40, 1811883), (60, 1207922), (61, 1188120), (120, 603961), (122, 594060), (183, 396040), (244, 297030), (305, 237624), (366, 198020), (488, 148515), (610, 118812), (732, 99010), (915, 79208), (1220, 59406), (1464, 49505), (1830, 39604), (2440, 29703), (3660, 19802), (7320, 9901)]