219168420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 702535680

約数和(自身を除く): 483367260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 43, 51, 57, 60, 68, 76, 85, 86, 95, 102, 114, 129, 170, 172, 190, 204, 215, 228, 255, 258, 263, 285, 323, 340, 380, 430, 510, 516, 526, 570, 645, 646, 731, 789, 817, 860, 969, 1020, 1052, 1140, 1290, 1292, 1315, 1462, 1578, 1615, 1634, 1938, 2193, 2451, 2580, 2630, 2924, 3156, 3230, 3268, 3655, 3876, 3945, 4085, 4386, 4471, 4845, 4902, 4997, 5260, 6460, 7310, 7890, 8170, 8772, 8942, 9690, 9804, 9994, 10965, 11309, 12255, 13413, 13889, 14620, 14991, 15780, 16340, 17884, 19380, 19988, 21930, 22355, 22618, 24510, 24985, 26826, 27778, 29982, 33927, 41667, 43860, 44710, 45236, 49020, 49970, 53652, 55556, 56545, 59964, 67065, 67854, 69445, 74955, 83334, 84949, 89420, 99940, 113090, 134130, 135708, 138890, 149910, 166668, 169635, 169898, 192253, 208335, 214871, 226180, 254847, 268260, 277780, 299820, 339270, 339796, 384506, 416670, 424745, 429742, 509694, 576759, 644613, 678540, 769012, 833340, 849490, 859484, 961265, 1019388, 1074355, 1153518, 1274235, 1289226, 1698980, 1922530, 2148710, 2307036, 2548470, 2578452, 2883795, 3223065, 3652807, 3845060, 4297420, 5096940, 5767590, 6446130, 7305614, 10958421, 11535180, 12892260, 14611228, 18264035, 21916842, 36528070, 43833684, 54792105, 73056140, 109584210, 219168420]

約数ペア:

[(1, 219168420), (2, 109584210), (3, 73056140), (4, 54792105), (5, 43833684), (6, 36528070), (10, 21916842), (12, 18264035), (15, 14611228), (17, 12892260), (19, 11535180), (20, 10958421), (30, 7305614), (34, 6446130), (38, 5767590), (43, 5096940), (51, 4297420), (57, 3845060), (60, 3652807), (68, 3223065), (76, 2883795), (85, 2578452), (86, 2548470), (95, 2307036), (102, 2148710), (114, 1922530), (129, 1698980), (170, 1289226), (172, 1274235), (190, 1153518), (204, 1074355), (215, 1019388), (228, 961265), (255, 859484), (258, 849490), (263, 833340), (285, 769012), (323, 678540), (340, 644613), (380, 576759), (430, 509694), (510, 429742), (516, 424745), (526, 416670), (570, 384506), (645, 339796), (646, 339270), (731, 299820), (789, 277780), (817, 268260), (860, 254847), (969, 226180), (1020, 214871), (1052, 208335), (1140, 192253), (1290, 169898), (1292, 169635), (1315, 166668), (1462, 149910), (1578, 138890), (1615, 135708), (1634, 134130), (1938, 113090), (2193, 99940), (2451, 89420), (2580, 84949), (2630, 83334), (2924, 74955), (3156, 69445), (3230, 67854), (3268, 67065), (3655, 59964), (3876, 56545), (3945, 55556), (4085, 53652), (4386, 49970), (4471, 49020), (4845, 45236), (4902, 44710), (4997, 43860), (5260, 41667), (6460, 33927), (7310, 29982), (7890, 27778), (8170, 26826), (8772, 24985), (8942, 24510), (9690, 22618), (9804, 22355), (9994, 21930), (10965, 19988), (11309, 19380), (12255, 17884), (13413, 16340), (13889, 15780), (14620, 14991)]