71780460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{70373}}^1$

素因数の和:70402

約数の個数: 48

約数和(自身を含む): 212810976

約数和(自身を除く): 141030516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 70373, 140746, 211119, 281492, 351865, 422238, 703730, 844476, 1055595, 1196341, 1407460, 2111190, 2392682, 3589023, 4222380, 4785364, 5981705, 7178046, 11963410, 14356092, 17945115, 23926820, 35890230, 71780460]

約数ペア:

[(1, 71780460), (2, 35890230), (3, 23926820), (4, 17945115), (5, 14356092), (6, 11963410), (10, 7178046), (12, 5981705), (15, 4785364), (17, 4222380), (20, 3589023), (30, 2392682), (34, 2111190), (51, 1407460), (60, 1196341), (68, 1055595), (85, 844476), (102, 703730), (170, 422238), (204, 351865), (255, 281492), (340, 211119), (510, 140746), (1020, 70373)]