78405984

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{4463}}^1$

素因数の和:4540

約数の個数: 72

約数和(自身を含む): 226672992

約数和(自身を除く): 148267008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1952, 2196, 2928, 4392, 4463, 5856, 8784, 8926, 13389, 17568, 17852, 26778, 35704, 40167, 53556, 71408, 80334, 107112, 142816, 160668, 214224, 272243, 321336, 428448, 544486, 642672, 816729, 1088972, 1285344, 1633458, 2177944, 2450187, 3266916, 4355888, 4900374, 6533832, 8711776, 9800748, 13067664, 19601496, 26135328, 39202992, 78405984]

約数ペア:

[(1, 78405984), (2, 39202992), (3, 26135328), (4, 19601496), (6, 13067664), (8, 9800748), (9, 8711776), (12, 6533832), (16, 4900374), (18, 4355888), (24, 3266916), (32, 2450187), (36, 2177944), (48, 1633458), (61, 1285344), (72, 1088972), (96, 816729), (122, 642672), (144, 544486), (183, 428448), (244, 321336), (288, 272243), (366, 214224), (488, 160668), (549, 142816), (732, 107112), (976, 80334), (1098, 71408), (1464, 53556), (1952, 40167), (2196, 35704), (2928, 26778), (4392, 17852), (4463, 17568), (5856, 13389), (8784, 8926)]