71501320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 189734400

約数和(自身を除く): 118233080

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 79, 85, 88, 110, 121, 136, 158, 170, 187, 220, 242, 316, 340, 374, 395, 440, 484, 605, 632, 680, 748, 790, 869, 935, 968, 1210, 1331, 1343, 1496, 1580, 1738, 1870, 2057, 2420, 2662, 2686, 3160, 3476, 3740, 4114, 4345, 4840, 5324, 5372, 6655, 6715, 6952, 7480, 8228, 8690, 9559, 10285, 10648, 10744, 13310, 13430, 14773, 16456, 17380, 19118, 20570, 22627, 26620, 26860, 29546, 34760, 38236, 41140, 45254, 47795, 53240, 53720, 59092, 73865, 76472, 82280, 90508, 95590, 105149, 113135, 118184, 147730, 162503, 181016, 191180, 210298, 226270, 295460, 325006, 382360, 420596, 452540, 525745, 590920, 650012, 812515, 841192, 905080, 1051490, 1300024, 1625030, 1787533, 2102980, 3250060, 3575066, 4205960, 6500120, 7150132, 8937665, 14300264, 17875330, 35750660, 71501320]

約数ペア:

[(1, 71501320), (2, 35750660), (4, 17875330), (5, 14300264), (8, 8937665), (10, 7150132), (11, 6500120), (17, 4205960), (20, 3575066), (22, 3250060), (34, 2102980), (40, 1787533), (44, 1625030), (55, 1300024), (68, 1051490), (79, 905080), (85, 841192), (88, 812515), (110, 650012), (121, 590920), (136, 525745), (158, 452540), (170, 420596), (187, 382360), (220, 325006), (242, 295460), (316, 226270), (340, 210298), (374, 191180), (395, 181016), (440, 162503), (484, 147730), (605, 118184), (632, 113135), (680, 105149), (748, 95590), (790, 90508), (869, 82280), (935, 76472), (968, 73865), (1210, 59092), (1331, 53720), (1343, 53240), (1496, 47795), (1580, 45254), (1738, 41140), (1870, 38236), (2057, 34760), (2420, 29546), (2662, 26860), (2686, 26620), (3160, 22627), (3476, 20570), (3740, 19118), (4114, 17380), (4345, 16456), (4840, 14773), (5324, 13430), (5372, 13310), (6655, 10744), (6715, 10648), (6952, 10285), (7480, 9559), (8228, 8690)]