291988060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:133

約数の個数: 216

約数和(自身を含む): 809612496

約数和(自身を除く): 517624436

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 43, 49, 52, 65, 70, 82, 86, 91, 98, 130, 140, 164, 169, 172, 182, 196, 205, 215, 245, 260, 287, 301, 338, 364, 410, 430, 455, 490, 533, 559, 574, 602, 637, 676, 820, 845, 860, 910, 980, 1066, 1118, 1148, 1183, 1204, 1274, 1435, 1505, 1690, 1763, 1820, 2009, 2107, 2132, 2236, 2366, 2548, 2665, 2795, 2870, 3010, 3185, 3380, 3526, 3731, 3913, 4018, 4214, 4732, 5330, 5590, 5740, 5915, 6020, 6370, 6929, 7052, 7267, 7462, 7826, 8036, 8281, 8428, 8815, 10045, 10535, 10660, 11180, 11830, 12341, 12740, 13858, 14534, 14924, 15652, 16562, 17630, 18655, 19565, 20090, 21070, 22919, 23660, 24682, 26117, 27391, 27716, 29068, 33124, 34645, 35260, 36335, 37310, 39130, 40180, 41405, 42140, 45838, 48503, 49364, 50869, 52234, 54782, 61705, 69290, 72670, 74620, 78260, 82810, 86387, 91676, 97006, 101738, 104468, 109564, 114595, 123410, 130585, 136955, 138580, 145340, 160433, 165620, 172774, 194012, 203476, 229190, 242515, 246820, 254345, 261170, 273910, 297947, 320866, 339521, 345548, 356083, 431935, 458380, 485030, 508690, 522340, 547820, 595894, 641732, 679042, 712166, 802165, 863870, 970060, 1017380, 1123031, 1191788, 1358084, 1424332, 1489735, 1604330, 1697605, 1727740, 1780415, 2085629, 2246062, 2979470, 3208660, 3395210, 3560830, 4171258, 4492124, 5615155, 5958940, 6790420, 7121660, 8342516, 10428145, 11230310, 14599403, 20856290, 22460620, 29198806, 41712580, 58397612, 72997015, 145994030, 291988060]

約数ペア:

[(1, 291988060), (2, 145994030), (4, 72997015), (5, 58397612), (7, 41712580), (10, 29198806), (13, 22460620), (14, 20856290), (20, 14599403), (26, 11230310), (28, 10428145), (35, 8342516), (41, 7121660), (43, 6790420), (49, 5958940), (52, 5615155), (65, 4492124), (70, 4171258), (82, 3560830), (86, 3395210), (91, 3208660), (98, 2979470), (130, 2246062), (140, 2085629), (164, 1780415), (169, 1727740), (172, 1697605), (182, 1604330), (196, 1489735), (205, 1424332), (215, 1358084), (245, 1191788), (260, 1123031), (287, 1017380), (301, 970060), (338, 863870), (364, 802165), (410, 712166), (430, 679042), (455, 641732), (490, 595894), (533, 547820), (559, 522340), (574, 508690), (602, 485030), (637, 458380), (676, 431935), (820, 356083), (845, 345548), (860, 339521), (910, 320866), (980, 297947), (1066, 273910), (1118, 261170), (1148, 254345), (1183, 246820), (1204, 242515), (1274, 229190), (1435, 203476), (1505, 194012), (1690, 172774), (1763, 165620), (1820, 160433), (2009, 145340), (2107, 138580), (2132, 136955), (2236, 130585), (2366, 123410), (2548, 114595), (2665, 109564), (2795, 104468), (2870, 101738), (3010, 97006), (3185, 91676), (3380, 86387), (3526, 82810), (3731, 78260), (3913, 74620), (4018, 72670), (4214, 69290), (4732, 61705), (5330, 54782), (5590, 52234), (5740, 50869), (5915, 49364), (6020, 48503), (6370, 45838), (6929, 42140), (7052, 41405), (7267, 40180), (7462, 39130), (7826, 37310), (8036, 36335), (8281, 35260), (8428, 34645), (8815, 33124), (10045, 29068), (10535, 27716), (10660, 27391), (11180, 26117), (11830, 24682), (12341, 23660), (12740, 22919), (13858, 21070), (14534, 20090), (14924, 19565), (15652, 18655), (16562, 17630)]