78197700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1619}}^1$

素因数の和:1666

約数の個数: 144

約数和(自身を含む): 269982720

約数和(自身を除く): 191785020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 42, 46, 50, 60, 69, 70, 75, 84, 92, 100, 105, 115, 138, 140, 150, 161, 175, 210, 230, 276, 300, 322, 345, 350, 420, 460, 483, 525, 575, 644, 690, 700, 805, 966, 1050, 1150, 1380, 1610, 1619, 1725, 1932, 2100, 2300, 2415, 3220, 3238, 3450, 4025, 4830, 4857, 6476, 6900, 8050, 8095, 9660, 9714, 11333, 12075, 16100, 16190, 19428, 22666, 24150, 24285, 32380, 33999, 37237, 40475, 45332, 48300, 48570, 56665, 67998, 74474, 80950, 97140, 111711, 113330, 121425, 135996, 148948, 161900, 169995, 186185, 223422, 226660, 242850, 260659, 283325, 339990, 372370, 446844, 485700, 521318, 558555, 566650, 679980, 744740, 781977, 849975, 930925, 1042636, 1117110, 1133300, 1303295, 1563954, 1699950, 1861850, 2234220, 2606590, 2792775, 3127908, 3399900, 3723700, 3909885, 5213180, 5585550, 6516475, 7819770, 11171100, 13032950, 15639540, 19549425, 26065900, 39098850, 78197700]

約数ペア:

[(1, 78197700), (2, 39098850), (3, 26065900), (4, 19549425), (5, 15639540), (6, 13032950), (7, 11171100), (10, 7819770), (12, 6516475), (14, 5585550), (15, 5213180), (20, 3909885), (21, 3723700), (23, 3399900), (25, 3127908), (28, 2792775), (30, 2606590), (35, 2234220), (42, 1861850), (46, 1699950), (50, 1563954), (60, 1303295), (69, 1133300), (70, 1117110), (75, 1042636), (84, 930925), (92, 849975), (100, 781977), (105, 744740), (115, 679980), (138, 566650), (140, 558555), (150, 521318), (161, 485700), (175, 446844), (210, 372370), (230, 339990), (276, 283325), (300, 260659), (322, 242850), (345, 226660), (350, 223422), (420, 186185), (460, 169995), (483, 161900), (525, 148948), (575, 135996), (644, 121425), (690, 113330), (700, 111711), (805, 97140), (966, 80950), (1050, 74474), (1150, 67998), (1380, 56665), (1610, 48570), (1619, 48300), (1725, 45332), (1932, 40475), (2100, 37237), (2300, 33999), (2415, 32380), (3220, 24285), (3238, 24150), (3450, 22666), (4025, 19428), (4830, 16190), (4857, 16100), (6476, 12075), (6900, 11333), (8050, 9714), (8095, 9660)]