18101862240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:172

約数の個数: 1152

約数和(自身を含む): 77971009536

約数和(自身を除く): 59869147296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 31, 32, 33, 35, 37, 40, 42, 44, 48, 49, 55, 56, 60, 61, 62, 66, 70, 74, 77, 80, 84, 88, 93, 96, 98, 105, 110, 111, 112, 120, 122, 124, 132, 140, 147, 148, 154, 155, 160, 165, 168, 176, 183, 185, 186, 196, 210, 217, 220, 222, 224, 231, 240, 244, 245, 248, 259, 264, 280, 294, 296, 305, 308, 310, 330, 336, 341, 352, 366, 370, 372, 385, 392, 407, 420, 427, 434, 440, 444, 462, 465, 480, 488, 490, 496, 518, 528, 539, 555, 560, 588, 592, 610, 616, 620, 651, 660, 671, 672, 682, 732, 735, 740, 744, 770, 777, 784, 814, 840, 854, 868, 880, 888, 915, 924, 930, 976, 980, 992, 1023, 1036, 1056, 1078, 1085, 1110, 1120, 1147, 1155, 1176, 1184, 1220, 1221, 1232, 1240, 1281, 1295, 1302, 1320, 1342, 1364, 1464, 1470, 1480, 1488, 1519, 1540, 1554, 1568, 1617, 1628, 1680, 1705, 1708, 1736, 1760, 1776, 1813, 1830, 1848, 1860, 1891, 1952, 1960, 2013, 2035, 2046, 2072, 2135, 2156, 2170, 2220, 2257, 2294, 2310, 2352, 2387, 2440, 2442, 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約数ペア:

[(1, 18101862240), (2, 9050931120), (3, 6033954080), (4, 4525465560), (5, 3620372448), (6, 3016977040), (7, 2585980320), (8, 2262732780), (10, 1810186224), (11, 1645623840), (12, 1508488520), (14, 1292990160), (15, 1206790816), (16, 1131366390), (20, 905093112), (21, 861993440), (22, 822811920), (24, 754244260), (28, 646495080), (30, 603395408), (31, 583931040), (32, 565683195), (33, 548541280), (35, 517196064), (37, 489239520), (40, 452546556), (42, 430996720), (44, 411405960), (48, 377122130), (49, 369425760), (55, 329124768), (56, 323247540), (60, 301697704), (61, 296751840), (62, 291965520), (66, 274270640), (70, 258598032), (74, 244619760), (77, 235089120), (80, 226273278), (84, 215498360), (88, 205702980), (93, 194643680), (96, 188561065), (98, 184712880), (105, 172398688), (110, 164562384), (111, 163079840), (112, 161623770), (120, 150848852), (122, 148375920), (124, 145982760), (132, 137135320), (140, 129299016), (147, 123141920), (148, 122309880), (154, 117544560), (155, 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