84267920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3089}}^1$

素因数の和:3144

約数の個数: 80

約数和(自身を含む): 220700160

約数和(自身を除く): 136432240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3089, 3410, 5456, 6178, 6820, 12356, 13640, 15445, 24712, 27280, 30890, 33979, 49424, 61780, 67958, 95759, 123560, 135916, 169895, 191518, 247120, 271832, 339790, 383036, 478795, 543664, 679580, 766072, 957590, 1053349, 1359160, 1532144, 1915180, 2106698, 2718320, 3830360, 4213396, 5266745, 7660720, 8426792, 10533490, 16853584, 21066980, 42133960, 84267920]

約数ペア:

[(1, 84267920), (2, 42133960), (4, 21066980), (5, 16853584), (8, 10533490), (10, 8426792), (11, 7660720), (16, 5266745), (20, 4213396), (22, 3830360), (31, 2718320), (40, 2106698), (44, 1915180), (55, 1532144), (62, 1359160), (80, 1053349), (88, 957590), (110, 766072), (124, 679580), (155, 543664), (176, 478795), (220, 383036), (248, 339790), (310, 271832), (341, 247120), (440, 191518), (496, 169895), (620, 135916), (682, 123560), (880, 95759), (1240, 67958), (1364, 61780), (1705, 49424), (2480, 33979), (2728, 30890), (3089, 27280), (3410, 24712), (5456, 15445), (6178, 13640), (6820, 12356)]