72191640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31663}}^1$

素因数の和:31696

約数の個数: 64

約数和(自身を含む): 227980800

約数和(自身を除く): 155789160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 31663, 63326, 94989, 126652, 158315, 189978, 253304, 316630, 379956, 474945, 601597, 633260, 759912, 949890, 1203194, 1266520, 1804791, 1899780, 2406388, 3007985, 3609582, 3799560, 4812776, 6015970, 7219164, 9023955, 12031940, 14438328, 18047910, 24063880, 36095820, 72191640]

約数ペア:

[(1, 72191640), (2, 36095820), (3, 24063880), (4, 18047910), (5, 14438328), (6, 12031940), (8, 9023955), (10, 7219164), (12, 6015970), (15, 4812776), (19, 3799560), (20, 3609582), (24, 3007985), (30, 2406388), (38, 1899780), (40, 1804791), (57, 1266520), (60, 1203194), (76, 949890), (95, 759912), (114, 633260), (120, 601597), (152, 474945), (190, 379956), (228, 316630), (285, 253304), (380, 189978), (456, 158315), (570, 126652), (760, 94989), (1140, 63326), (2280, 31663)]