1219007700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71287}}^1$

素因数の和:71326

約数の個数: 108

約数和(自身を含む): 4022068960

約数和(自身を除く): 2803061260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1425, 1710, 1900, 2850, 3420, 4275, 5700, 8550, 17100, 71287, 142574, 213861, 285148, 356435, 427722, 641583, 712870, 855444, 1069305, 1283166, 1354453, 1425740, 1782175, 2138610, 2566332, 2708906, 3207915, 3564350, 4063359, 4277220, 5346525, 5417812, 6415830, 6772265, 7128700, 8126718, 10693050, 12190077, 12831660, 13544530, 16039575, 16253436, 20316795, 21386100, 24380154, 27089060, 32079150, 33861325, 40633590, 48760308, 60950385, 64158300, 67722650, 81267180, 101583975, 121900770, 135445300, 203167950, 243801540, 304751925, 406335900, 609503850, 1219007700]

約数ペア:

[(1, 1219007700), (2, 609503850), (3, 406335900), (4, 304751925), (5, 243801540), (6, 203167950), (9, 135445300), (10, 121900770), (12, 101583975), (15, 81267180), (18, 67722650), (19, 64158300), (20, 60950385), (25, 48760308), (30, 40633590), (36, 33861325), (38, 32079150), (45, 27089060), (50, 24380154), (57, 21386100), (60, 20316795), (75, 16253436), (76, 16039575), (90, 13544530), (95, 12831660), (100, 12190077), (114, 10693050), (150, 8126718), (171, 7128700), (180, 6772265), (190, 6415830), (225, 5417812), (228, 5346525), (285, 4277220), (300, 4063359), (342, 3564350), (380, 3207915), (450, 2708906), (475, 2566332), (570, 2138610), (684, 1782175), (855, 1425740), (900, 1354453), (950, 1283166), (1140, 1069305), (1425, 855444), (1710, 712870), (1900, 641583), (2850, 427722), (3420, 356435), (4275, 285148), (5700, 213861), (8550, 142574), (17100, 71287)]