298663820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 192

約数和(自身を含む): 838252800

約数和(自身を除く): 539588980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 49, 52, 65, 68, 70, 85, 91, 98, 119, 130, 140, 170, 182, 196, 197, 221, 238, 245, 260, 340, 343, 364, 394, 442, 455, 476, 490, 595, 637, 686, 788, 833, 884, 910, 980, 985, 1105, 1190, 1274, 1372, 1379, 1547, 1666, 1715, 1820, 1970, 2210, 2380, 2548, 2561, 2758, 3094, 3185, 3332, 3349, 3430, 3940, 4165, 4420, 4459, 5122, 5516, 5831, 6188, 6370, 6698, 6860, 6895, 7735, 8330, 8918, 9653, 10244, 10829, 11662, 12740, 12805, 13396, 13790, 15470, 16660, 16745, 17836, 17927, 19306, 21658, 22295, 23324, 23443, 25610, 27580, 29155, 30940, 33490, 35854, 38612, 43316, 43537, 44590, 46886, 48265, 51220, 54145, 58310, 66980, 67571, 71708, 75803, 87074, 89180, 89635, 93772, 96530, 108290, 116620, 117215, 125489, 135142, 151606, 164101, 174148, 179270, 193060, 216580, 217685, 234430, 250978, 270284, 303212, 304759, 328202, 337855, 358540, 379015, 435370, 468860, 501956, 609518, 627445, 656404, 675710, 758030, 820505, 870740, 878423, 1148707, 1219036, 1254890, 1351420, 1516060, 1523795, 1641010, 1756846, 2133313, 2297414, 2509780, 3047590, 3282020, 3513692, 4266626, 4392115, 4594828, 5743535, 6095180, 8533252, 8784230, 10666565, 11487070, 14933191, 17568460, 21333130, 22974140, 29866382, 42666260, 59732764, 74665955, 149331910, 298663820]

約数ペア:

[(1, 298663820), (2, 149331910), (4, 74665955), (5, 59732764), (7, 42666260), (10, 29866382), (13, 22974140), (14, 21333130), (17, 17568460), (20, 14933191), (26, 11487070), (28, 10666565), (34, 8784230), (35, 8533252), (49, 6095180), (52, 5743535), (65, 4594828), (68, 4392115), (70, 4266626), (85, 3513692), (91, 3282020), (98, 3047590), (119, 2509780), (130, 2297414), (140, 2133313), (170, 1756846), (182, 1641010), (196, 1523795), (197, 1516060), (221, 1351420), (238, 1254890), (245, 1219036), (260, 1148707), (340, 878423), (343, 870740), (364, 820505), (394, 758030), (442, 675710), (455, 656404), (476, 627445), (490, 609518), (595, 501956), (637, 468860), (686, 435370), (788, 379015), (833, 358540), (884, 337855), (910, 328202), (980, 304759), (985, 303212), (1105, 270284), (1190, 250978), (1274, 234430), (1372, 217685), (1379, 216580), (1547, 193060), (1666, 179270), (1715, 174148), (1820, 164101), (1970, 151606), (2210, 135142), (2380, 125489), (2548, 117215), (2561, 116620), (2758, 108290), (3094, 96530), (3185, 93772), (3332, 89635), (3349, 89180), (3430, 87074), (3940, 75803), (4165, 71708), (4420, 67571), (4459, 66980), (5122, 58310), (5516, 54145), (5831, 51220), (6188, 48265), (6370, 46886), (6698, 44590), (6860, 43537), (6895, 43316), (7735, 38612), (8330, 35854), (8918, 33490), (9653, 30940), (10244, 29155), (10829, 27580), (11662, 25610), (12740, 23443), (12805, 23324), (13396, 22295), (13790, 21658), (15470, 19306), (16660, 17927), (16745, 17836)]