66885140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 172005120

約数和(自身を除く): 105119980

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 157, 170, 179, 238, 314, 340, 358, 476, 595, 628, 716, 785, 895, 1099, 1190, 1253, 1570, 1790, 2198, 2380, 2506, 2669, 3043, 3140, 3580, 4396, 5012, 5338, 5495, 6086, 6265, 10676, 10990, 12172, 12530, 13345, 15215, 18683, 21301, 21980, 25060, 26690, 28103, 30430, 37366, 42602, 53380, 56206, 60860, 74732, 85204, 93415, 106505, 112412, 140515, 186830, 196721, 213010, 281030, 373660, 393442, 426020, 477751, 562060, 786884, 955502, 983605, 1911004, 1967210, 2388755, 3344257, 3934420, 4777510, 6688514, 9555020, 13377028, 16721285, 33442570, 66885140]

約数ペア:

[(1, 66885140), (2, 33442570), (4, 16721285), (5, 13377028), (7, 9555020), (10, 6688514), (14, 4777510), (17, 3934420), (20, 3344257), (28, 2388755), (34, 1967210), (35, 1911004), (68, 983605), (70, 955502), (85, 786884), (119, 562060), (140, 477751), (157, 426020), (170, 393442), (179, 373660), (238, 281030), (314, 213010), (340, 196721), (358, 186830), (476, 140515), (595, 112412), (628, 106505), (716, 93415), (785, 85204), (895, 74732), (1099, 60860), (1190, 56206), (1253, 53380), (1570, 42602), (1790, 37366), (2198, 30430), (2380, 28103), (2506, 26690), (2669, 25060), (3043, 21980), (3140, 21301), (3580, 18683), (4396, 15215), (5012, 13345), (5338, 12530), (5495, 12172), (6086, 10990), (6265, 10676)]