28080900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:822

約数の個数: 108

約数和(自身を含む): 90283284

約数和(自身を除く): 62202384

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 50, 60, 75, 82, 90, 100, 123, 150, 164, 180, 205, 225, 246, 300, 369, 410, 450, 492, 615, 738, 761, 820, 900, 1025, 1230, 1476, 1522, 1845, 2050, 2283, 2460, 3044, 3075, 3690, 3805, 4100, 4566, 6150, 6849, 7380, 7610, 9132, 9225, 11415, 12300, 13698, 15220, 18450, 19025, 22830, 27396, 31201, 34245, 36900, 38050, 45660, 57075, 62402, 68490, 76100, 93603, 114150, 124804, 136980, 156005, 171225, 187206, 228300, 280809, 312010, 342450, 374412, 468015, 561618, 624020, 684900, 780025, 936030, 1123236, 1404045, 1560050, 1872060, 2340075, 2808090, 3120100, 4680150, 5616180, 7020225, 9360300, 14040450, 28080900]

約数ペア:

[(1, 28080900), (2, 14040450), (3, 9360300), (4, 7020225), (5, 5616180), (6, 4680150), (9, 3120100), (10, 2808090), (12, 2340075), (15, 1872060), (18, 1560050), (20, 1404045), (25, 1123236), (30, 936030), (36, 780025), (41, 684900), (45, 624020), (50, 561618), (60, 468015), (75, 374412), (82, 342450), (90, 312010), (100, 280809), (123, 228300), (150, 187206), (164, 171225), (180, 156005), (205, 136980), (225, 124804), (246, 114150), (300, 93603), (369, 76100), (410, 68490), (450, 62402), (492, 57075), (615, 45660), (738, 38050), (761, 36900), (820, 34245), (900, 31201), (1025, 27396), (1230, 22830), (1476, 19025), (1522, 18450), (1845, 15220), (2050, 13698), (2283, 12300), (2460, 11415), (3044, 9225), (3075, 9132), (3690, 7610), (3805, 7380), (4100, 6849), (4566, 6150)]