173157320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19949}}^1$

素因数の和:19998

約数の個数: 64

約数和(自身を含む): 459648000

約数和(自身を除く): 286490680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 19949, 39898, 79796, 99745, 139643, 159592, 199490, 279286, 398980, 558572, 618419, 698215, 797960, 1117144, 1236838, 1396430, 2473676, 2792860, 3092095, 4328933, 4947352, 5585720, 6184190, 8657866, 12368380, 17315732, 21644665, 24736760, 34631464, 43289330, 86578660, 173157320]

約数ペア:

[(1, 173157320), (2, 86578660), (4, 43289330), (5, 34631464), (7, 24736760), (8, 21644665), (10, 17315732), (14, 12368380), (20, 8657866), (28, 6184190), (31, 5585720), (35, 4947352), (40, 4328933), (56, 3092095), (62, 2792860), (70, 2473676), (124, 1396430), (140, 1236838), (155, 1117144), (217, 797960), (248, 698215), (280, 618419), (310, 558572), (434, 398980), (620, 279286), (868, 199490), (1085, 159592), (1240, 139643), (1736, 99745), (2170, 79796), (4340, 39898), (8680, 19949)]