72400960

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13309}}^1$

素因数の和:13343

約数の個数: 56

約数和(自身を含む): 182559960

約数和(自身を除く): 110159000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 13309, 26618, 53236, 66545, 106472, 133090, 212944, 226253, 266180, 425888, 452506, 532360, 851776, 905012, 1064720, 1131265, 1810024, 2129440, 2262530, 3620048, 4258880, 4525060, 7240096, 9050120, 14480192, 18100240, 36200480, 72400960]

約数ペア:

[(1, 72400960), (2, 36200480), (4, 18100240), (5, 14480192), (8, 9050120), (10, 7240096), (16, 4525060), (17, 4258880), (20, 3620048), (32, 2262530), (34, 2129440), (40, 1810024), (64, 1131265), (68, 1064720), (80, 905012), (85, 851776), (136, 532360), (160, 452506), (170, 425888), (272, 266180), (320, 226253), (340, 212944), (544, 133090), (680, 106472), (1088, 66545), (1360, 53236), (2720, 26618), (5440, 13309)]