143709280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{571}}^1$

素因数の和:621

約数の個数: 144

約数和(自身を含む): 402594192

約数和(自身を除く): 258884912

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 160, 176, 208, 220, 242, 260, 286, 352, 416, 440, 484, 520, 571, 572, 605, 715, 880, 968, 1040, 1142, 1144, 1210, 1430, 1573, 1760, 1936, 2080, 2284, 2288, 2420, 2855, 2860, 3146, 3872, 4568, 4576, 4840, 5710, 5720, 6281, 6292, 7423, 7865, 9136, 9680, 11420, 11440, 12562, 12584, 14846, 15730, 18272, 19360, 22840, 22880, 25124, 25168, 29692, 31405, 31460, 37115, 45680, 50248, 50336, 59384, 62810, 62920, 69091, 74230, 81653, 91360, 100496, 118768, 125620, 125840, 138182, 148460, 163306, 200992, 237536, 251240, 251680, 276364, 296920, 326612, 345455, 408265, 502480, 552728, 593840, 653224, 690910, 816530, 898183, 1004960, 1105456, 1187680, 1306448, 1381820, 1633060, 1796366, 2210912, 2612896, 2763640, 3266120, 3592732, 4490915, 5527280, 6532240, 7185464, 8981830, 11054560, 13064480, 14370928, 17963660, 28741856, 35927320, 71854640, 143709280]

約数ペア:

[(1, 143709280), (2, 71854640), (4, 35927320), (5, 28741856), (8, 17963660), (10, 14370928), (11, 13064480), (13, 11054560), (16, 8981830), (20, 7185464), (22, 6532240), (26, 5527280), (32, 4490915), (40, 3592732), (44, 3266120), (52, 2763640), (55, 2612896), (65, 2210912), (80, 1796366), (88, 1633060), (104, 1381820), (110, 1306448), (121, 1187680), (130, 1105456), (143, 1004960), (160, 898183), (176, 816530), (208, 690910), (220, 653224), (242, 593840), (260, 552728), (286, 502480), (352, 408265), (416, 345455), (440, 326612), (484, 296920), (520, 276364), (571, 251680), (572, 251240), (605, 237536), (715, 200992), (880, 163306), (968, 148460), (1040, 138182), (1142, 125840), (1144, 125620), (1210, 118768), (1430, 100496), (1573, 91360), (1760, 81653), (1936, 74230), (2080, 69091), (2284, 62920), (2288, 62810), (2420, 59384), (2855, 50336), (2860, 50248), (3146, 45680), (3872, 37115), (4568, 31460), (4576, 31405), (4840, 29692), (5710, 25168), (5720, 25124), (6281, 22880), (6292, 22840), (7423, 19360), (7865, 18272), (9136, 15730), (9680, 14846), (11420, 12584), (11440, 12562)]