287319040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3301}}^1$

素因数の和:3343

約数の個数: 88

約数和(自身を含む): 729992952

約数和(自身を除く): 442673912

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1024, 1088, 1280, 1360, 2176, 2560, 2720, 3301, 4352, 5120, 5440, 6602, 8704, 10880, 13204, 16505, 17408, 21760, 26408, 33010, 43520, 52816, 56117, 66020, 87040, 105632, 112234, 132040, 211264, 224468, 264080, 280585, 422528, 448936, 528160, 561170, 845056, 897872, 1056320, 1122340, 1690112, 1795744, 2112640, 2244680, 3380224, 3591488, 4225280, 4489360, 7182976, 8450560, 8978720, 14365952, 16901120, 17957440, 28731904, 35914880, 57463808, 71829760, 143659520, 287319040]

約数ペア:

[(1, 287319040), (2, 143659520), (4, 71829760), (5, 57463808), (8, 35914880), (10, 28731904), (16, 17957440), (17, 16901120), (20, 14365952), (32, 8978720), (34, 8450560), (40, 7182976), (64, 4489360), (68, 4225280), (80, 3591488), (85, 3380224), (128, 2244680), (136, 2112640), (160, 1795744), (170, 1690112), (256, 1122340), (272, 1056320), (320, 897872), (340, 845056), (512, 561170), (544, 528160), (640, 448936), (680, 422528), (1024, 280585), (1088, 264080), (1280, 224468), (1360, 211264), (2176, 132040), (2560, 112234), (2720, 105632), (3301, 87040), (4352, 66020), (5120, 56117), (5440, 52816), (6602, 43520), (8704, 33010), (10880, 26408), (13204, 21760), (16505, 17408)]