217753140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{241}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 686435904

約数和(自身を除く): 468682764

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 37, 44, 55, 60, 66, 74, 110, 111, 132, 148, 165, 185, 220, 222, 241, 330, 370, 407, 444, 482, 555, 660, 723, 740, 814, 964, 1110, 1205, 1221, 1369, 1446, 1628, 2035, 2220, 2410, 2442, 2651, 2738, 2892, 3615, 4070, 4107, 4820, 4884, 5302, 5476, 6105, 6845, 7230, 7953, 8140, 8214, 8917, 10604, 12210, 13255, 13690, 14460, 15059, 15906, 16428, 17834, 20535, 24420, 26510, 26751, 27380, 30118, 31812, 35668, 39765, 41070, 44585, 45177, 53020, 53502, 60236, 75295, 79530, 82140, 89170, 90354, 98087, 107004, 133755, 150590, 159060, 178340, 180708, 196174, 225885, 267510, 294261, 301180, 329929, 392348, 451770, 490435, 535020, 588522, 659858, 903540, 980870, 989787, 1177044, 1319716, 1471305, 1649645, 1961740, 1979574, 2942610, 3299290, 3629219, 3959148, 4948935, 5885220, 6598580, 7258438, 9897870, 10887657, 14516876, 18146095, 19795740, 21775314, 36292190, 43550628, 54438285, 72584380, 108876570, 217753140]

約数ペア:

[(1, 217753140), (2, 108876570), (3, 72584380), (4, 54438285), (5, 43550628), (6, 36292190), (10, 21775314), (11, 19795740), (12, 18146095), (15, 14516876), (20, 10887657), (22, 9897870), (30, 7258438), (33, 6598580), (37, 5885220), (44, 4948935), (55, 3959148), (60, 3629219), (66, 3299290), (74, 2942610), (110, 1979574), (111, 1961740), (132, 1649645), (148, 1471305), (165, 1319716), (185, 1177044), (220, 989787), (222, 980870), (241, 903540), (330, 659858), (370, 588522), (407, 535020), (444, 490435), (482, 451770), (555, 392348), (660, 329929), (723, 301180), (740, 294261), (814, 267510), (964, 225885), (1110, 196174), (1205, 180708), (1221, 178340), (1369, 159060), (1446, 150590), (1628, 133755), (2035, 107004), (2220, 98087), (2410, 90354), (2442, 89170), (2651, 82140), (2738, 79530), (2892, 75295), (3615, 60236), (4070, 53502), (4107, 53020), (4820, 45177), (4884, 44585), (5302, 41070), (5476, 39765), (6105, 35668), (6845, 31812), (7230, 30118), (7953, 27380), (8140, 26751), (8214, 26510), (8917, 24420), (10604, 20535), (12210, 17834), (13255, 16428), (13690, 15906), (14460, 15059)]