263328240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3823}}^1$

素因数の和:3887

約数の個数: 160

約数和(自身を含む): 955938816

約数和(自身を除く): 692610576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 105, 112, 120, 123, 140, 164, 168, 205, 210, 240, 246, 280, 287, 328, 336, 410, 420, 492, 560, 574, 615, 656, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1680, 1722, 1968, 2296, 2460, 2870, 3280, 3444, 3823, 4305, 4592, 4920, 5740, 6888, 7646, 8610, 9840, 11469, 11480, 13776, 15292, 17220, 19115, 22938, 22960, 26761, 30584, 34440, 38230, 45876, 53522, 57345, 61168, 68880, 76460, 80283, 91752, 107044, 114690, 133805, 152920, 156743, 160566, 183504, 214088, 229380, 267610, 305840, 313486, 321132, 401415, 428176, 458760, 470229, 535220, 626972, 642264, 783715, 802830, 917520, 940458, 1070440, 1097201, 1253944, 1284528, 1567430, 1605660, 1880916, 2140880, 2194402, 2351145, 2507888, 3134860, 3211320, 3291603, 3761832, 4388804, 4702290, 5486005, 6269720, 6422640, 6583206, 7523664, 8777608, 9404580, 10972010, 12539440, 13166412, 16458015, 17555216, 18809160, 21944020, 26332824, 32916030, 37618320, 43888040, 52665648, 65832060, 87776080, 131664120, 263328240]

約数ペア:

[(1, 263328240), (2, 131664120), (3, 87776080), (4, 65832060), (5, 52665648), (6, 43888040), (7, 37618320), (8, 32916030), (10, 26332824), (12, 21944020), (14, 18809160), (15, 17555216), (16, 16458015), (20, 13166412), (21, 12539440), (24, 10972010), (28, 9404580), (30, 8777608), (35, 7523664), (40, 6583206), (41, 6422640), (42, 6269720), (48, 5486005), (56, 4702290), (60, 4388804), (70, 3761832), (80, 3291603), (82, 3211320), (84, 3134860), (105, 2507888), (112, 2351145), (120, 2194402), (123, 2140880), (140, 1880916), (164, 1605660), (168, 1567430), (205, 1284528), (210, 1253944), (240, 1097201), (246, 1070440), (280, 940458), (287, 917520), (328, 802830), (336, 783715), (410, 642264), (420, 626972), (492, 535220), (560, 470229), (574, 458760), (615, 428176), (656, 401415), (820, 321132), (840, 313486), (861, 305840), (984, 267610), (1148, 229380), (1230, 214088), (1435, 183504), (1640, 160566), (1680, 156743), (1722, 152920), (1968, 133805), (2296, 114690), (2460, 107044), (2870, 91752), (3280, 80283), (3444, 76460), (3823, 68880), (4305, 61168), (4592, 57345), (4920, 53522), (5740, 45876), (6888, 38230), (7646, 34440), (8610, 30584), (9840, 26761), (11469, 22960), (11480, 22938), (13776, 19115), (15292, 17220)]