217259460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{613}}^1$

素因数の和:818

約数の個数: 144

約数和(自身を含む): 724127040

約数和(自身を除く): 506867580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 179, 180, 198, 220, 330, 358, 396, 495, 537, 613, 660, 716, 895, 990, 1074, 1226, 1611, 1790, 1839, 1969, 1980, 2148, 2452, 2685, 3065, 3222, 3580, 3678, 3938, 5370, 5517, 5907, 6130, 6444, 6743, 7356, 7876, 8055, 9195, 9845, 10740, 11034, 11814, 12260, 13486, 16110, 17721, 18390, 19690, 20229, 22068, 23628, 26972, 27585, 29535, 32220, 33715, 35442, 36780, 39380, 40458, 55170, 59070, 60687, 67430, 70884, 80916, 88605, 101145, 109727, 110340, 118140, 121374, 134860, 177210, 202290, 219454, 242748, 303435, 329181, 354420, 404580, 438908, 548635, 606870, 658362, 987543, 1097270, 1206997, 1213740, 1316724, 1645905, 1975086, 2194540, 2413994, 3291810, 3620991, 3950172, 4827988, 4937715, 6034985, 6583620, 7241982, 9875430, 10862973, 12069970, 14483964, 18104955, 19750860, 21725946, 24139940, 36209910, 43451892, 54314865, 72419820, 108629730, 217259460]

約数ペア:

[(1, 217259460), (2, 108629730), (3, 72419820), (4, 54314865), (5, 43451892), (6, 36209910), (9, 24139940), (10, 21725946), (11, 19750860), (12, 18104955), (15, 14483964), (18, 12069970), (20, 10862973), (22, 9875430), (30, 7241982), (33, 6583620), (36, 6034985), (44, 4937715), (45, 4827988), (55, 3950172), (60, 3620991), (66, 3291810), (90, 2413994), (99, 2194540), (110, 1975086), (132, 1645905), (165, 1316724), (179, 1213740), (180, 1206997), (198, 1097270), (220, 987543), (330, 658362), (358, 606870), (396, 548635), (495, 438908), (537, 404580), (613, 354420), (660, 329181), (716, 303435), (895, 242748), (990, 219454), (1074, 202290), (1226, 177210), (1611, 134860), (1790, 121374), (1839, 118140), (1969, 110340), (1980, 109727), (2148, 101145), (2452, 88605), (2685, 80916), (3065, 70884), (3222, 67430), (3580, 60687), (3678, 59070), (3938, 55170), (5370, 40458), (5517, 39380), (5907, 36780), (6130, 35442), (6444, 33715), (6743, 32220), (7356, 29535), (7876, 27585), (8055, 26972), (9195, 23628), (9845, 22068), (10740, 20229), (11034, 19690), (11814, 18390), (12260, 17721), (13486, 16110)]