142309760

素因数分解:

$2^7\times 5^1\times {\mathrm{229}}^1\times {\mathrm{971}}^1$

素因数の和:1219

約数の個数: 64

約数和(自身を含む): 342046800

約数和(自身を除く): 199737040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 320, 458, 640, 916, 971, 1145, 1832, 1942, 2290, 3664, 3884, 4580, 4855, 7328, 7768, 9160, 9710, 14656, 15536, 18320, 19420, 29312, 31072, 36640, 38840, 62144, 73280, 77680, 124288, 146560, 155360, 222359, 310720, 444718, 621440, 889436, 1111795, 1778872, 2223590, 3557744, 4447180, 7115488, 8894360, 14230976, 17788720, 28461952, 35577440, 71154880, 142309760]

約数ペア:

[(1, 142309760), (2, 71154880), (4, 35577440), (5, 28461952), (8, 17788720), (10, 14230976), (16, 8894360), (20, 7115488), (32, 4447180), (40, 3557744), (64, 2223590), (80, 1778872), (128, 1111795), (160, 889436), (229, 621440), (320, 444718), (458, 310720), (640, 222359), (916, 155360), (971, 146560), (1145, 124288), (1832, 77680), (1942, 73280), (2290, 62144), (3664, 38840), (3884, 36640), (4580, 31072), (4855, 29312), (7328, 19420), (7768, 18320), (9160, 15536), (9710, 14656)]