244642640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 633292800

約数和(自身を除く): 388650160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 127, 176, 199, 220, 242, 254, 398, 440, 484, 508, 605, 635, 796, 880, 968, 995, 1016, 1210, 1270, 1397, 1592, 1936, 1990, 2032, 2189, 2420, 2540, 2794, 3184, 3980, 4378, 4840, 5080, 5588, 6985, 7960, 8756, 9680, 10160, 10945, 11176, 13970, 15367, 15920, 17512, 21890, 22352, 24079, 25273, 27940, 30734, 35024, 43780, 48158, 50546, 55880, 61468, 76835, 87560, 96316, 101092, 111760, 120395, 122936, 126365, 153670, 175120, 192632, 202184, 240790, 245872, 252730, 278003, 307340, 385264, 404368, 481580, 505460, 556006, 614680, 963160, 1010920, 1112012, 1229360, 1390015, 1926320, 2021840, 2224024, 2780030, 3058033, 4448048, 5560060, 6116066, 11120120, 12232132, 15290165, 22240240, 24464264, 30580330, 48928528, 61160660, 122321320, 244642640]

約数ペア:

[(1, 244642640), (2, 122321320), (4, 61160660), (5, 48928528), (8, 30580330), (10, 24464264), (11, 22240240), (16, 15290165), (20, 12232132), (22, 11120120), (40, 6116066), (44, 5560060), (55, 4448048), (80, 3058033), (88, 2780030), (110, 2224024), (121, 2021840), (127, 1926320), (176, 1390015), (199, 1229360), (220, 1112012), (242, 1010920), (254, 963160), (398, 614680), (440, 556006), (484, 505460), (508, 481580), (605, 404368), (635, 385264), (796, 307340), (880, 278003), (968, 252730), (995, 245872), (1016, 240790), (1210, 202184), (1270, 192632), (1397, 175120), (1592, 153670), (1936, 126365), (1990, 122936), (2032, 120395), (2189, 111760), (2420, 101092), (2540, 96316), (2794, 87560), (3184, 76835), (3980, 61468), (4378, 55880), (4840, 50546), (5080, 48158), (5588, 43780), (6985, 35024), (7960, 30734), (8756, 27940), (9680, 25273), (10160, 24079), (10945, 22352), (11176, 21890), (13970, 17512), (15367, 15920)]