123253920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:404

約数の個数: 192

約数和(自身を含む): 437149440

約数和(自身を除く): 313895520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 103, 108, 120, 135, 144, 160, 180, 206, 216, 240, 270, 277, 288, 309, 360, 412, 432, 480, 515, 540, 554, 618, 720, 824, 831, 864, 927, 1030, 1080, 1108, 1236, 1385, 1440, 1545, 1648, 1662, 1854, 2060, 2160, 2216, 2472, 2493, 2770, 2781, 3090, 3296, 3324, 3708, 4120, 4155, 4320, 4432, 4635, 4944, 4986, 5540, 5562, 6180, 6648, 7416, 7479, 8240, 8310, 8864, 9270, 9888, 9972, 11080, 11124, 12360, 12465, 13296, 13905, 14832, 14958, 16480, 16620, 18540, 19944, 22160, 22248, 24720, 24930, 26592, 27810, 28531, 29664, 29916, 33240, 37080, 37395, 39888, 44320, 44496, 49440, 49860, 55620, 57062, 59832, 66480, 74160, 74790, 79776, 85593, 88992, 99720, 111240, 114124, 119664, 132960, 142655, 148320, 149580, 171186, 199440, 222480, 228248, 239328, 256779, 285310, 299160, 342372, 398880, 427965, 444960, 456496, 513558, 570620, 598320, 684744, 770337, 855930, 912992, 1027116, 1141240, 1196640, 1283895, 1369488, 1540674, 1711860, 2054232, 2282480, 2567790, 2738976, 3081348, 3423720, 3851685, 4108464, 4564960, 5135580, 6162696, 6847440, 7703370, 8216928, 10271160, 12325392, 13694880, 15406740, 20542320, 24650784, 30813480, 41084640, 61626960, 123253920]

約数ペア:

[(1, 123253920), (2, 61626960), (3, 41084640), (4, 30813480), (5, 24650784), (6, 20542320), (8, 15406740), (9, 13694880), (10, 12325392), (12, 10271160), (15, 8216928), (16, 7703370), (18, 6847440), (20, 6162696), (24, 5135580), (27, 4564960), (30, 4108464), (32, 3851685), (36, 3423720), (40, 3081348), (45, 2738976), (48, 2567790), (54, 2282480), (60, 2054232), (72, 1711860), (80, 1540674), (90, 1369488), (96, 1283895), (103, 1196640), (108, 1141240), (120, 1027116), (135, 912992), (144, 855930), (160, 770337), (180, 684744), (206, 598320), (216, 570620), (240, 513558), (270, 456496), (277, 444960), (288, 427965), (309, 398880), (360, 342372), (412, 299160), (432, 285310), (480, 256779), (515, 239328), (540, 228248), (554, 222480), (618, 199440), (720, 171186), (824, 149580), (831, 148320), (864, 142655), (927, 132960), (1030, 119664), (1080, 114124), (1108, 111240), (1236, 99720), (1385, 88992), (1440, 85593), (1545, 79776), (1648, 74790), (1662, 74160), (1854, 66480), (2060, 59832), (2160, 57062), (2216, 55620), (2472, 49860), (2493, 49440), (2770, 44496), (2781, 44320), (3090, 39888), (3296, 37395), (3324, 37080), (3708, 33240), (4120, 29916), (4155, 29664), (4320, 28531), (4432, 27810), (4635, 26592), (4944, 24930), (4986, 24720), (5540, 22248), (5562, 22160), (6180, 19944), (6648, 18540), (7416, 16620), (7479, 16480), (8240, 14958), (8310, 14832), (8864, 13905), (9270, 13296), (9888, 12465), (9972, 12360), (11080, 11124)]