491214456

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 240

約数和(自身を含む): 1520055240

約数和(自身を除く): 1028840784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 43, 51, 54, 61, 68, 72, 81, 86, 102, 108, 122, 129, 136, 153, 162, 172, 183, 204, 216, 244, 258, 289, 306, 324, 344, 366, 387, 408, 459, 488, 516, 549, 578, 612, 648, 731, 732, 774, 867, 918, 1032, 1037, 1098, 1156, 1161, 1224, 1377, 1462, 1464, 1548, 1647, 1734, 1836, 2074, 2193, 2196, 2312, 2322, 2601, 2623, 2754, 2924, 3096, 3111, 3294, 3468, 3483, 3672, 4148, 4386, 4392, 4644, 4941, 5202, 5246, 5508, 5848, 6222, 6579, 6588, 6936, 6966, 7803, 7869, 8296, 8772, 9288, 9333, 9882, 10404, 10492, 11016, 12427, 12444, 13158, 13176, 13932, 15606, 15738, 17544, 17629, 18666, 19737, 19764, 20808, 20984, 23409, 23607, 24854, 24888, 26316, 27864, 27999, 31212, 31476, 35258, 37281, 37332, 39474, 39528, 44591, 46818, 47214, 49708, 52632, 52887, 55998, 59211, 62424, 62952, 70516, 70821, 74562, 74664, 78948, 83997, 89182, 93636, 94428, 99416, 105774, 111843, 111996, 118422, 133773, 141032, 141642, 149124, 157896, 158661, 167994, 178364, 187272, 188856, 211548, 212463, 223686, 223992, 236844, 267546, 283284, 298248, 317322, 335529, 335988, 356728, 401319, 423096, 424926, 447372, 473688, 475983, 535092, 566568, 634644, 671058, 671976, 758047, 802638, 849852, 894744, 951966, 1006587, 1070184, 1203957, 1269288, 1342116, 1427949, 1516094, 1605276, 1699704, 1903932, 2013174, 2274141, 2407914, 2684232, 2855898, 3032188, 3210552, 3611871, 3807864, 4026348, 4548282, 4815828, 5711796, 6064376, 6822423, 7223742, 8052696, 9096564, 9631656, 11423592, 13644846, 14447484, 18193128, 20467269, 27289692, 28894968, 40934538, 54579384, 61401807, 81869076, 122803614, 163738152, 245607228, 491214456]

約数ペア:

[(1, 491214456), (2, 245607228), (3, 163738152), (4, 122803614), (6, 81869076), (8, 61401807), (9, 54579384), (12, 40934538), (17, 28894968), (18, 27289692), (24, 20467269), (27, 18193128), (34, 14447484), (36, 13644846), (43, 11423592), (51, 9631656), (54, 9096564), (61, 8052696), (68, 7223742), (72, 6822423), (81, 6064376), (86, 5711796), (102, 4815828), (108, 4548282), (122, 4026348), (129, 3807864), (136, 3611871), (153, 3210552), (162, 3032188), (172, 2855898), (183, 2684232), (204, 2407914), (216, 2274141), (244, 2013174), (258, 1903932), (289, 1699704), (306, 1605276), (324, 1516094), (344, 1427949), (366, 1342116), (387, 1269288), (408, 1203957), (459, 1070184), (488, 1006587), (516, 951966), (549, 894744), (578, 849852), (612, 802638), (648, 758047), (731, 671976), (732, 671058), (774, 634644), (867, 566568), (918, 535092), (1032, 475983), (1037, 473688), (1098, 447372), (1156, 424926), (1161, 423096), (1224, 401319), (1377, 356728), (1462, 335988), (1464, 335529), (1548, 317322), (1647, 298248), (1734, 283284), (1836, 267546), (2074, 236844), (2193, 223992), (2196, 223686), (2312, 212463), (2322, 211548), (2601, 188856), (2623, 187272), (2754, 178364), (2924, 167994), (3096, 158661), (3111, 157896), (3294, 149124), (3468, 141642), (3483, 141032), (3672, 133773), (4148, 118422), (4386, 111996), (4392, 111843), (4644, 105774), (4941, 99416), (5202, 94428), (5246, 93636), (5508, 89182), (5848, 83997), (6222, 78948), (6579, 74664), (6588, 74562), (6936, 70821), (6966, 70516), (7803, 62952), (7869, 62424), (8296, 59211), (8772, 55998), (9288, 52887), (9333, 52632), (9882, 49708), (10404, 47214), (10492, 46818), (11016, 44591), (12427, 39528), (12444, 39474), (13158, 37332), (13176, 37281), (13932, 35258), (15606, 31476), (15738, 31212), (17544, 27999), (17629, 27864), (18666, 26316), (19737, 24888), (19764, 24854), (20808, 23607), (20984, 23409)]