123840837720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20235431}}^1$

素因数の和:20235465

約数の個数: 96

約数和(自身を含む): 426158197920

約数和(自身を除く): 302317360200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 20235431, 40470862, 60706293, 80941724, 101177155, 121412586, 161883448, 182118879, 202354310, 242825172, 303531465, 344002327, 364237758, 404708620, 485650344, 607062930, 688004654, 728475516, 809417240, 910594395, 1032006981, 1214125860, 1376009308, 1456951032, 1720011635, 1821188790, 2064013962, 2428251720, 2752018616, 3096020943, 3440023270, 3642377580, 4128027924, 5160034905, 6192041886, 6880046540, 7284755160, 8256055848, 10320069810, 12384083772, 13760093080, 15480104715, 20640139620, 24768167544, 30960209430, 41280279240, 61920418860, 123840837720]

約数ペア:

[(1, 123840837720), (2, 61920418860), (3, 41280279240), (4, 30960209430), (5, 24768167544), (6, 20640139620), (8, 15480104715), (9, 13760093080), (10, 12384083772), (12, 10320069810), (15, 8256055848), (17, 7284755160), (18, 6880046540), (20, 6192041886), (24, 5160034905), (30, 4128027924), (34, 3642377580), (36, 3440023270), (40, 3096020943), (45, 2752018616), (51, 2428251720), (60, 2064013962), (68, 1821188790), (72, 1720011635), (85, 1456951032), (90, 1376009308), (102, 1214125860), (120, 1032006981), (136, 910594395), (153, 809417240), (170, 728475516), (180, 688004654), (204, 607062930), (255, 485650344), (306, 404708620), (340, 364237758), (360, 344002327), (408, 303531465), (510, 242825172), (612, 202354310), (680, 182118879), (765, 161883448), (1020, 121412586), (1224, 101177155), (1530, 80941724), (2040, 60706293), (3060, 40470862), (6120, 20235431)]