72842240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:413

約数の個数: 88

約数和(自身を含む): 179513712

約数和(自身を除く): 106671472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 347, 410, 512, 640, 656, 694, 820, 1024, 1280, 1312, 1388, 1640, 1735, 2560, 2624, 2776, 3280, 3470, 5120, 5248, 5552, 6560, 6940, 10496, 11104, 13120, 13880, 14227, 20992, 22208, 26240, 27760, 28454, 41984, 44416, 52480, 55520, 56908, 71135, 88832, 104960, 111040, 113816, 142270, 177664, 209920, 222080, 227632, 284540, 355328, 444160, 455264, 569080, 888320, 910528, 1138160, 1776640, 1821056, 2276320, 3642112, 4552640, 7284224, 9105280, 14568448, 18210560, 36421120, 72842240]

約数ペア:

[(1, 72842240), (2, 36421120), (4, 18210560), (5, 14568448), (8, 9105280), (10, 7284224), (16, 4552640), (20, 3642112), (32, 2276320), (40, 1821056), (41, 1776640), (64, 1138160), (80, 910528), (82, 888320), (128, 569080), (160, 455264), (164, 444160), (205, 355328), (256, 284540), (320, 227632), (328, 222080), (347, 209920), (410, 177664), (512, 142270), (640, 113816), (656, 111040), (694, 104960), (820, 88832), (1024, 71135), (1280, 56908), (1312, 55520), (1388, 52480), (1640, 44416), (1735, 41984), (2560, 28454), (2624, 27760), (2776, 26240), (3280, 22208), (3470, 20992), (5120, 14227), (5248, 13880), (5552, 13120), (6560, 11104), (6940, 10496)]