81869076

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 234498880

約数和(自身を除く): 152629804

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 43, 51, 54, 61, 68, 86, 102, 108, 122, 129, 153, 172, 183, 204, 244, 258, 289, 306, 366, 387, 459, 516, 549, 578, 612, 731, 732, 774, 867, 918, 1037, 1098, 1156, 1161, 1462, 1548, 1647, 1734, 1836, 2074, 2193, 2196, 2322, 2601, 2623, 2924, 3111, 3294, 3468, 4148, 4386, 4644, 5202, 5246, 6222, 6579, 6588, 7803, 7869, 8772, 9333, 10404, 10492, 12427, 12444, 13158, 15606, 15738, 17629, 18666, 19737, 23607, 24854, 26316, 27999, 31212, 31476, 35258, 37281, 37332, 39474, 44591, 47214, 49708, 52887, 55998, 70516, 70821, 74562, 78948, 89182, 94428, 105774, 111843, 111996, 133773, 141642, 149124, 158661, 178364, 211548, 223686, 267546, 283284, 317322, 335529, 401319, 447372, 475983, 535092, 634644, 671058, 758047, 802638, 951966, 1203957, 1342116, 1516094, 1605276, 1903932, 2274141, 2407914, 3032188, 4548282, 4815828, 6822423, 9096564, 13644846, 20467269, 27289692, 40934538, 81869076]

約数ペア:

[(1, 81869076), (2, 40934538), (3, 27289692), (4, 20467269), (6, 13644846), (9, 9096564), (12, 6822423), (17, 4815828), (18, 4548282), (27, 3032188), (34, 2407914), (36, 2274141), (43, 1903932), (51, 1605276), (54, 1516094), (61, 1342116), (68, 1203957), (86, 951966), (102, 802638), (108, 758047), (122, 671058), (129, 634644), (153, 535092), (172, 475983), (183, 447372), (204, 401319), (244, 335529), (258, 317322), (289, 283284), (306, 267546), (366, 223686), (387, 211548), (459, 178364), (516, 158661), (549, 149124), (578, 141642), (612, 133773), (731, 111996), (732, 111843), (774, 105774), (867, 94428), (918, 89182), (1037, 78948), (1098, 74562), (1156, 70821), (1161, 70516), (1462, 55998), (1548, 52887), (1647, 49708), (1734, 47214), (1836, 44591), (2074, 39474), (2193, 37332), (2196, 37281), (2322, 35258), (2601, 31476), (2623, 31212), (2924, 27999), (3111, 26316), (3294, 24854), (3468, 23607), (4148, 19737), (4386, 18666), (4644, 17629), (5202, 15738), (5246, 15606), (6222, 13158), (6579, 12444), (6588, 12427), (7803, 10492), (7869, 10404), (8772, 9333)]