205618320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{823}}^1$

素因数の和:1189

約数の個数: 120

約数和(自身を含む): 693366336

約数和(自身を除く): 487748016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 347, 360, 694, 720, 823, 1041, 1388, 1646, 1735, 2082, 2469, 2776, 3123, 3292, 3470, 4115, 4164, 4938, 5205, 5552, 6246, 6584, 6940, 7407, 8230, 8328, 9876, 10410, 12345, 12492, 13168, 13880, 14814, 15615, 16460, 16656, 19752, 20820, 24690, 24984, 27760, 29628, 31230, 32920, 37035, 39504, 41640, 49380, 49968, 59256, 62460, 65840, 74070, 83280, 98760, 118512, 124920, 148140, 197520, 249840, 285581, 296280, 571162, 592560, 856743, 1142324, 1427905, 1713486, 2284648, 2570229, 2855810, 3426972, 4283715, 4569296, 5140458, 5711620, 6853944, 8567430, 10280916, 11423240, 12851145, 13707888, 17134860, 20561832, 22846480, 25702290, 34269720, 41123664, 51404580, 68539440, 102809160, 205618320]

約数ペア:

[(1, 205618320), (2, 102809160), (3, 68539440), (4, 51404580), (5, 41123664), (6, 34269720), (8, 25702290), (9, 22846480), (10, 20561832), (12, 17134860), (15, 13707888), (16, 12851145), (18, 11423240), (20, 10280916), (24, 8567430), (30, 6853944), (36, 5711620), (40, 5140458), (45, 4569296), (48, 4283715), (60, 3426972), (72, 2855810), (80, 2570229), (90, 2284648), (120, 1713486), (144, 1427905), (180, 1142324), (240, 856743), (347, 592560), (360, 571162), (694, 296280), (720, 285581), (823, 249840), (1041, 197520), (1388, 148140), (1646, 124920), (1735, 118512), (2082, 98760), (2469, 83280), (2776, 74070), (3123, 65840), (3292, 62460), (3470, 59256), (4115, 49968), (4164, 49380), (4938, 41640), (5205, 39504), (5552, 37035), (6246, 32920), (6584, 31230), (6940, 29628), (7407, 27760), (8230, 24984), (8328, 24690), (9876, 20820), (10410, 19752), (12345, 16656), (12492, 16460), (13168, 15615), (13880, 14814)]