197199990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5437}}^1$

素因数の和:5494

約数の個数: 96

約数和(自身を含む): 570076416

約数和(自身を除く): 372876426

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 558, 585, 806, 930, 1170, 1209, 1395, 2015, 2418, 2790, 3627, 4030, 5437, 6045, 7254, 10874, 12090, 16311, 18135, 27185, 32622, 36270, 48933, 54370, 70681, 81555, 97866, 141362, 163110, 168547, 212043, 244665, 337094, 353405, 424086, 489330, 505641, 636129, 706810, 842735, 1011282, 1060215, 1272258, 1516923, 1685470, 2120430, 2191111, 2528205, 3033846, 3180645, 4382222, 5056410, 6361290, 6573333, 7584615, 10955555, 13146666, 15169230, 19719999, 21911110, 32866665, 39439998, 65733330, 98599995, 197199990]

約数ペア:

[(1, 197199990), (2, 98599995), (3, 65733330), (5, 39439998), (6, 32866665), (9, 21911110), (10, 19719999), (13, 15169230), (15, 13146666), (18, 10955555), (26, 7584615), (30, 6573333), (31, 6361290), (39, 5056410), (45, 4382222), (62, 3180645), (65, 3033846), (78, 2528205), (90, 2191111), (93, 2120430), (117, 1685470), (130, 1516923), (155, 1272258), (186, 1060215), (195, 1011282), (234, 842735), (279, 706810), (310, 636129), (390, 505641), (403, 489330), (465, 424086), (558, 353405), (585, 337094), (806, 244665), (930, 212043), (1170, 168547), (1209, 163110), (1395, 141362), (2015, 97866), (2418, 81555), (2790, 70681), (3627, 54370), (4030, 48933), (5437, 36270), (6045, 32622), (7254, 27185), (10874, 18135), (12090, 16311)]