71481720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1597}}^1$

素因数の和:1984

約数の個数: 64

約数和(自身を含む): 215154720

約数和(自身を除く): 143673000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 373, 746, 1119, 1492, 1597, 1865, 2238, 2984, 3194, 3730, 4476, 4791, 5595, 6388, 7460, 7985, 8952, 9582, 11190, 12776, 14920, 15970, 19164, 22380, 23955, 31940, 38328, 44760, 47910, 63880, 95820, 191640, 595681, 1191362, 1787043, 2382724, 2978405, 3574086, 4765448, 5956810, 7148172, 8935215, 11913620, 14296344, 17870430, 23827240, 35740860, 71481720]

約数ペア:

[(1, 71481720), (2, 35740860), (3, 23827240), (4, 17870430), (5, 14296344), (6, 11913620), (8, 8935215), (10, 7148172), (12, 5956810), (15, 4765448), (20, 3574086), (24, 2978405), (30, 2382724), (40, 1787043), (60, 1191362), (120, 595681), (373, 191640), (746, 95820), (1119, 63880), (1492, 47910), (1597, 44760), (1865, 38328), (2238, 31940), (2984, 23955), (3194, 22380), (3730, 19164), (4476, 15970), (4791, 14920), (5595, 12776), (6388, 11190), (7460, 9582), (7985, 8952)]