243994880

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11213}}^1$

素因数の和:11251

約数の個数: 72

約数和(自身を含む): 618878232

約数和(自身を除く): 374883352

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, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 10880, 11213, 21760, 22426, 44852, 56065, 89704, 112130, 179408, 190621, 224260, 358816, 381242, 448520, 717632, 762484, 897040, 953105, 1435264, 1524968, 1794080, 1906210, 2870528, 3049936, 3588160, 3812420, 6099872, 7176320, 7624840, 12199744, 14352640, 15249680, 24399488, 30499360, 48798976, 60998720, 121997440, 243994880]

約数ペア:

[(1, 243994880), (2, 121997440), (4, 60998720), (5, 48798976), (8, 30499360), (10, 24399488), (16, 15249680), (17, 14352640), (20, 12199744), (32, 7624840), (34, 7176320), (40, 6099872), (64, 3812420), (68, 3588160), (80, 3049936), (85, 2870528), (128, 1906210), (136, 1794080), (160, 1524968), (170, 1435264), (256, 953105), (272, 897040), (320, 762484), (340, 717632), (544, 448520), (640, 381242), (680, 358816), (1088, 224260), (1280, 190621), (1360, 179408), (2176, 112130), (2720, 89704), (4352, 56065), (5440, 44852), (10880, 22426), (11213, 21760)]