205897020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1187}}^1$

素因数の和:1272

約数の個数: 144

約数和(自身を含む): 682577280

約数和(自身を除く): 476680260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 59, 60, 70, 84, 98, 105, 118, 140, 147, 177, 196, 210, 236, 245, 294, 295, 354, 413, 420, 490, 588, 590, 708, 735, 826, 885, 980, 1180, 1187, 1239, 1470, 1652, 1770, 2065, 2374, 2478, 2891, 2940, 3540, 3561, 4130, 4748, 4956, 5782, 5935, 6195, 7122, 8260, 8309, 8673, 11564, 11870, 12390, 14244, 14455, 16618, 17346, 17805, 23740, 24780, 24927, 28910, 33236, 34692, 35610, 41545, 43365, 49854, 57820, 58163, 70033, 71220, 83090, 86730, 99708, 116326, 124635, 140066, 166180, 173460, 174489, 210099, 232652, 249270, 280132, 290815, 348978, 350165, 420198, 490231, 498540, 581630, 697956, 700330, 840396, 872445, 980462, 1050495, 1163260, 1400660, 1470693, 1744890, 1960924, 2100990, 2451155, 2941386, 3431617, 3489780, 4201980, 4902310, 5882772, 6863234, 7353465, 9804620, 10294851, 13726468, 14706930, 17158085, 20589702, 29413860, 34316170, 41179404, 51474255, 68632340, 102948510, 205897020]

約数ペア:

[(1, 205897020), (2, 102948510), (3, 68632340), (4, 51474255), (5, 41179404), (6, 34316170), (7, 29413860), (10, 20589702), (12, 17158085), (14, 14706930), (15, 13726468), (20, 10294851), (21, 9804620), (28, 7353465), (30, 6863234), (35, 5882772), (42, 4902310), (49, 4201980), (59, 3489780), (60, 3431617), (70, 2941386), (84, 2451155), (98, 2100990), (105, 1960924), (118, 1744890), (140, 1470693), (147, 1400660), (177, 1163260), (196, 1050495), (210, 980462), (236, 872445), (245, 840396), (294, 700330), (295, 697956), (354, 581630), (413, 498540), (420, 490231), (490, 420198), (588, 350165), (590, 348978), (708, 290815), (735, 280132), (826, 249270), (885, 232652), (980, 210099), (1180, 174489), (1187, 173460), (1239, 166180), (1470, 140066), (1652, 124635), (1770, 116326), (2065, 99708), (2374, 86730), (2478, 83090), (2891, 71220), (2940, 70033), (3540, 58163), (3561, 57820), (4130, 49854), (4748, 43365), (4956, 41545), (5782, 35610), (5935, 34692), (6195, 33236), (7122, 28910), (8260, 24927), (8309, 24780), (8673, 23740), (11564, 17805), (11870, 17346), (12390, 16618), (14244, 14455)]