712907550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:655

約数の個数: 144

約数和(自身を含む): 2031120000

約数和(自身を除く): 1318212450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 199, 225, 285, 342, 398, 419, 450, 475, 570, 597, 838, 855, 950, 995, 1194, 1257, 1425, 1710, 1791, 1990, 2095, 2514, 2850, 2985, 3582, 3771, 3781, 4190, 4275, 4975, 5970, 6285, 7542, 7562, 7961, 8550, 8955, 9950, 10475, 11343, 12570, 14925, 15922, 17910, 18855, 18905, 20950, 22686, 23883, 29850, 31425, 34029, 37710, 37810, 39805, 44775, 47766, 56715, 62850, 68058, 71649, 79610, 83381, 89550, 94275, 94525, 113430, 119415, 143298, 166762, 170145, 188550, 189050, 199025, 238830, 250143, 283575, 340290, 358245, 398050, 416905, 500286, 567150, 597075, 716490, 750429, 833810, 850725, 1194150, 1250715, 1500858, 1584239, 1701450, 1791225, 2084525, 2501430, 3168478, 3582450, 3752145, 4169050, 4752717, 6253575, 7504290, 7921195, 9505434, 12507150, 14258151, 15842390, 18760725, 23763585, 28516302, 37521450, 39605975, 47527170, 71290755, 79211950, 118817925, 142581510, 237635850, 356453775, 712907550]

約数ペア:

[(1, 712907550), (2, 356453775), (3, 237635850), (5, 142581510), (6, 118817925), (9, 79211950), (10, 71290755), (15, 47527170), (18, 39605975), (19, 37521450), (25, 28516302), (30, 23763585), (38, 18760725), (45, 15842390), (50, 14258151), (57, 12507150), (75, 9505434), (90, 7921195), (95, 7504290), (114, 6253575), (150, 4752717), (171, 4169050), (190, 3752145), (199, 3582450), (225, 3168478), (285, 2501430), (342, 2084525), (398, 1791225), (419, 1701450), (450, 1584239), (475, 1500858), (570, 1250715), (597, 1194150), (838, 850725), (855, 833810), (950, 750429), (995, 716490), (1194, 597075), (1257, 567150), (1425, 500286), (1710, 416905), (1791, 398050), (1990, 358245), (2095, 340290), (2514, 283575), (2850, 250143), (2985, 238830), (3582, 199025), (3771, 189050), (3781, 188550), (4190, 170145), (4275, 166762), (4975, 143298), (5970, 119415), (6285, 113430), (7542, 94525), (7562, 94275), (7961, 89550), (8550, 83381), (8955, 79610), (9950, 71649), (10475, 68058), (11343, 62850), (12570, 56715), (14925, 47766), (15922, 44775), (17910, 39805), (18855, 37810), (18905, 37710), (20950, 34029), (22686, 31425), (23883, 29850)]