171909540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{877}}^1$

素因数の和:920

約数の個数: 180

約数和(自身を含む): 593445468

約数和(自身を除く): 421535928

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 121, 132, 135, 162, 165, 180, 198, 220, 242, 270, 297, 324, 330, 363, 396, 405, 484, 495, 540, 594, 605, 660, 726, 810, 877, 891, 990, 1089, 1188, 1210, 1452, 1485, 1620, 1754, 1782, 1815, 1980, 2178, 2420, 2631, 2970, 3267, 3508, 3564, 3630, 4356, 4385, 4455, 5262, 5445, 5940, 6534, 7260, 7893, 8770, 8910, 9647, 9801, 10524, 10890, 13068, 13155, 15786, 16335, 17540, 17820, 19294, 19602, 21780, 23679, 26310, 28941, 31572, 32670, 38588, 39204, 39465, 47358, 48235, 49005, 52620, 57882, 65340, 71037, 78930, 86823, 94716, 96470, 98010, 106117, 115764, 118395, 142074, 144705, 157860, 173646, 192940, 196020, 212234, 236790, 260469, 284148, 289410, 318351, 347292, 355185, 424468, 434115, 473580, 520938, 530585, 578820, 636702, 710370, 781407, 868230, 955053, 1041876, 1061170, 1273404, 1302345, 1420740, 1562814, 1591755, 1736460, 1910106, 2122340, 2604690, 2865159, 3125628, 3183510, 3820212, 3907035, 4775265, 5209380, 5730318, 6367020, 7814070, 8595477, 9550530, 11460636, 14325795, 15628140, 17190954, 19101060, 28651590, 34381908, 42977385, 57303180, 85954770, 171909540]

約数ペア:

[(1, 171909540), (2, 85954770), (3, 57303180), (4, 42977385), (5, 34381908), (6, 28651590), (9, 19101060), (10, 17190954), (11, 15628140), (12, 14325795), (15, 11460636), (18, 9550530), (20, 8595477), (22, 7814070), (27, 6367020), (30, 5730318), (33, 5209380), (36, 4775265), (44, 3907035), (45, 3820212), (54, 3183510), (55, 3125628), (60, 2865159), (66, 2604690), (81, 2122340), (90, 1910106), (99, 1736460), (108, 1591755), (110, 1562814), (121, 1420740), (132, 1302345), (135, 1273404), (162, 1061170), (165, 1041876), (180, 955053), (198, 868230), (220, 781407), (242, 710370), (270, 636702), (297, 578820), (324, 530585), (330, 520938), (363, 473580), (396, 434115), (405, 424468), (484, 355185), (495, 347292), (540, 318351), (594, 289410), (605, 284148), (660, 260469), (726, 236790), (810, 212234), (877, 196020), (891, 192940), (990, 173646), (1089, 157860), (1188, 144705), (1210, 142074), (1452, 118395), (1485, 115764), (1620, 106117), (1754, 98010), (1782, 96470), (1815, 94716), (1980, 86823), (2178, 78930), (2420, 71037), (2631, 65340), (2970, 57882), (3267, 52620), (3508, 49005), (3564, 48235), (3630, 47358), (4356, 39465), (4385, 39204), (4455, 38588), (5262, 32670), (5445, 31572), (5940, 28941), (6534, 26310), (7260, 23679), (7893, 21780), (8770, 19602), (8910, 19294), (9647, 17820), (9801, 17540), (10524, 16335), (10890, 15786), (13068, 13155)]