1244852480

素因数分解:

$2^8\times 5^1\times {\mathrm{281}}^1\times {\mathrm{3461}}^1$

素因数の和:3763

約数の個数: 72

約数和(自身を含む): 2993286744

約数和(自身を除く): 1748434264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 281, 320, 562, 640, 1124, 1280, 1405, 2248, 2810, 3461, 4496, 5620, 6922, 8992, 11240, 13844, 17305, 17984, 22480, 27688, 34610, 35968, 44960, 55376, 69220, 71936, 89920, 110752, 138440, 179840, 221504, 276880, 359680, 443008, 553760, 886016, 972541, 1107520, 1945082, 2215040, 3890164, 4430080, 4862705, 7780328, 9725410, 15560656, 19450820, 31121312, 38901640, 62242624, 77803280, 124485248, 155606560, 248970496, 311213120, 622426240, 1244852480]

約数ペア:

[(1, 1244852480), (2, 622426240), (4, 311213120), (5, 248970496), (8, 155606560), (10, 124485248), (16, 77803280), (20, 62242624), (32, 38901640), (40, 31121312), (64, 19450820), (80, 15560656), (128, 9725410), (160, 7780328), (256, 4862705), (281, 4430080), (320, 3890164), (562, 2215040), (640, 1945082), (1124, 1107520), (1280, 972541), (1405, 886016), (2248, 553760), (2810, 443008), (3461, 359680), (4496, 276880), (5620, 221504), (6922, 179840), (8992, 138440), (11240, 110752), (13844, 89920), (17305, 71936), (17984, 69220), (22480, 55376), (27688, 44960), (34610, 35968)]