455385920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 168

約数和(自身を含む): 1256690400

約数和(自身を除く): 801304480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 121, 152, 160, 176, 190, 209, 220, 242, 304, 320, 352, 380, 418, 440, 484, 605, 608, 619, 704, 760, 836, 880, 968, 1045, 1210, 1216, 1238, 1520, 1672, 1760, 1936, 2090, 2299, 2420, 2476, 3040, 3095, 3344, 3520, 3872, 4180, 4598, 4840, 4952, 6080, 6190, 6688, 6809, 7744, 8360, 9196, 9680, 9904, 11495, 11761, 12380, 13376, 13618, 16720, 18392, 19360, 19808, 22990, 23522, 24760, 27236, 33440, 34045, 36784, 38720, 39616, 45980, 47044, 49520, 54472, 58805, 66880, 68090, 73568, 74899, 91960, 94088, 99040, 108944, 117610, 129371, 136180, 147136, 149798, 183920, 188176, 198080, 217888, 235220, 258742, 272360, 299596, 367840, 374495, 376352, 435776, 470440, 517484, 544720, 599192, 646855, 735680, 748990, 752704, 940880, 1034968, 1089440, 1198384, 1293710, 1423081, 1497980, 1881760, 2069936, 2178880, 2396768, 2587420, 2846162, 2995960, 3763520, 4139872, 4793536, 5174840, 5692324, 5991920, 7115405, 8279744, 10349680, 11384648, 11983840, 14230810, 20699360, 22769296, 23967680, 28461620, 41398720, 45538592, 56923240, 91077184, 113846480, 227692960, 455385920]

約数ペア:

[(1, 455385920), (2, 227692960), (4, 113846480), (5, 91077184), (8, 56923240), (10, 45538592), (11, 41398720), (16, 28461620), (19, 23967680), (20, 22769296), (22, 20699360), (32, 14230810), (38, 11983840), (40, 11384648), (44, 10349680), (55, 8279744), (64, 7115405), (76, 5991920), (80, 5692324), (88, 5174840), (95, 4793536), (110, 4139872), (121, 3763520), (152, 2995960), (160, 2846162), (176, 2587420), (190, 2396768), (209, 2178880), (220, 2069936), (242, 1881760), (304, 1497980), (320, 1423081), (352, 1293710), (380, 1198384), (418, 1089440), (440, 1034968), (484, 940880), (605, 752704), (608, 748990), (619, 735680), (704, 646855), (760, 599192), (836, 544720), (880, 517484), (968, 470440), (1045, 435776), (1210, 376352), (1216, 374495), (1238, 367840), (1520, 299596), (1672, 272360), (1760, 258742), (1936, 235220), (2090, 217888), (2299, 198080), (2420, 188176), (2476, 183920), (3040, 149798), (3095, 147136), (3344, 136180), (3520, 129371), (3872, 117610), (4180, 108944), (4598, 99040), (4840, 94088), (4952, 91960), (6080, 74899), (6190, 73568), (6688, 68090), (6809, 66880), (7744, 58805), (8360, 54472), (9196, 49520), (9680, 47044), (9904, 45980), (11495, 39616), (11761, 38720), (12380, 36784), (13376, 34045), (13618, 33440), (16720, 27236), (18392, 24760), (19360, 23522), (19808, 22990)]