138889920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:423

約数の個数: 224

約数和(自身を含む): 491581440

約数和(自身を除く): 352691520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 359, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 718, 744, 780, 806, 832, 930, 960, 992, 1040, 1077, 1209, 1240, 1248, 1436, 1488, 1560, 1612, 1795, 1860, 1984, 2015, 2080, 2154, 2418, 2480, 2496, 2872, 2976, 3120, 3224, 3590, 3720, 4030, 4160, 4308, 4667, 4836, 4960, 5385, 5744, 5952, 6045, 6240, 6448, 7180, 7440, 8060, 8616, 9334, 9672, 9920, 10770, 11129, 11488, 12090, 12480, 12896, 14001, 14360, 14880, 16120, 17232, 18668, 19344, 21540, 22258, 22976, 23335, 24180, 25792, 28002, 28720, 29760, 32240, 33387, 34464, 37336, 38688, 43080, 44516, 46670, 48360, 55645, 56004, 57440, 64480, 66774, 68928, 70005, 74672, 77376, 86160, 89032, 93340, 96720, 111290, 112008, 114880, 128960, 133548, 140010, 144677, 149344, 166935, 172320, 178064, 186680, 193440, 222580, 224016, 267096, 280020, 289354, 298688, 333870, 344640, 356128, 373360, 386880, 434031, 445160, 448032, 534192, 560040, 578708, 667740, 712256, 723385, 746720, 868062, 890320, 896064, 1068384, 1120080, 1157416, 1335480, 1446770, 1493440, 1736124, 1780640, 2136768, 2170155, 2240160, 2314832, 2670960, 2893540, 3472248, 3561280, 4340310, 4480320, 4629664, 5341920, 5787080, 6944496, 8680620, 9259328, 10683840, 11574160, 13888992, 17361240, 23148320, 27777984, 34722480, 46296640, 69444960, 138889920]

約数ペア:

[(1, 138889920), (2, 69444960), (3, 46296640), (4, 34722480), (5, 27777984), (6, 23148320), (8, 17361240), (10, 13888992), (12, 11574160), (13, 10683840), (15, 9259328), (16, 8680620), (20, 6944496), (24, 5787080), (26, 5341920), (30, 4629664), (31, 4480320), (32, 4340310), (39, 3561280), (40, 3472248), (48, 2893540), (52, 2670960), (60, 2314832), (62, 2240160), (64, 2170155), (65, 2136768), (78, 1780640), (80, 1736124), (93, 1493440), (96, 1446770), (104, 1335480), (120, 1157416), (124, 1120080), (130, 1068384), (155, 896064), (156, 890320), (160, 868062), (186, 746720), (192, 723385), (195, 712256), (208, 667740), (240, 578708), (248, 560040), (260, 534192), (310, 448032), (312, 445160), (320, 434031), (359, 386880), (372, 373360), (390, 356128), (403, 344640), (416, 333870), (465, 298688), (480, 289354), (496, 280020), (520, 267096), (620, 224016), (624, 222580), (718, 193440), (744, 186680), (780, 178064), (806, 172320), (832, 166935), (930, 149344), (960, 144677), (992, 140010), (1040, 133548), (1077, 128960), (1209, 114880), (1240, 112008), (1248, 111290), (1436, 96720), (1488, 93340), (1560, 89032), (1612, 86160), (1795, 77376), (1860, 74672), (1984, 70005), (2015, 68928), (2080, 66774), (2154, 64480), (2418, 57440), (2480, 56004), (2496, 55645), (2872, 48360), (2976, 46670), (3120, 44516), (3224, 43080), (3590, 38688), (3720, 37336), (4030, 34464), (4160, 33387), (4308, 32240), (4667, 29760), (4836, 28720), (4960, 28002), (5385, 25792), (5744, 24180), (5952, 23335), (6045, 22976), (6240, 22258), (6448, 21540), (7180, 19344), (7440, 18668), (8060, 17232), (8616, 16120), (9334, 14880), (9672, 14360), (9920, 14001), (10770, 12896), (11129, 12480), (11488, 12090)]