78147900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2852

約数の個数: 108

約数和(自身を含む): 252942144

約数和(自身を除く): 174794244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 775, 900, 930, 1116, 1395, 1550, 1860, 2325, 2790, 2801, 3100, 4650, 5580, 5602, 6975, 8403, 9300, 11204, 13950, 14005, 16806, 25209, 27900, 28010, 33612, 42015, 50418, 56020, 70025, 84030, 86831, 100836, 126045, 140050, 168060, 173662, 210075, 252090, 260493, 280100, 347324, 420150, 434155, 504180, 520986, 630225, 781479, 840300, 868310, 1041972, 1260450, 1302465, 1562958, 1736620, 2170775, 2520900, 2604930, 3125916, 3907395, 4341550, 5209860, 6512325, 7814790, 8683100, 13024650, 15629580, 19536975, 26049300, 39073950, 78147900]

約数ペア:

[(1, 78147900), (2, 39073950), (3, 26049300), (4, 19536975), (5, 15629580), (6, 13024650), (9, 8683100), (10, 7814790), (12, 6512325), (15, 5209860), (18, 4341550), (20, 3907395), (25, 3125916), (30, 2604930), (31, 2520900), (36, 2170775), (45, 1736620), (50, 1562958), (60, 1302465), (62, 1260450), (75, 1041972), (90, 868310), (93, 840300), (100, 781479), (124, 630225), (150, 520986), (155, 504180), (180, 434155), (186, 420150), (225, 347324), (279, 280100), (300, 260493), (310, 252090), (372, 210075), (450, 173662), (465, 168060), (558, 140050), (620, 126045), (775, 100836), (900, 86831), (930, 84030), (1116, 70025), (1395, 56020), (1550, 50418), (1860, 42015), (2325, 33612), (2790, 28010), (2801, 27900), (3100, 25209), (4650, 16806), (5580, 14005), (5602, 13950), (6975, 11204), (8403, 9300)]