28604400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{197}}^1$

素因数の和:240

約数の個数: 180

約数和(自身を含む): 101227896

約数和(自身を除く): 72623496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 121, 132, 150, 165, 176, 197, 200, 220, 240, 242, 264, 275, 300, 330, 363, 394, 400, 440, 484, 528, 550, 591, 600, 605, 660, 726, 788, 825, 880, 968, 985, 1100, 1182, 1200, 1210, 1320, 1452, 1576, 1650, 1815, 1936, 1970, 2167, 2200, 2364, 2420, 2640, 2904, 2955, 3025, 3152, 3300, 3630, 3940, 4334, 4400, 4728, 4840, 4925, 5808, 5910, 6050, 6501, 6600, 7260, 7880, 8668, 9075, 9456, 9680, 9850, 10835, 11820, 12100, 13002, 13200, 14520, 14775, 15760, 17336, 18150, 19700, 21670, 23640, 23837, 24200, 26004, 29040, 29550, 32505, 34672, 36300, 39400, 43340, 47280, 47674, 48400, 52008, 54175, 59100, 65010, 71511, 72600, 78800, 86680, 95348, 104016, 108350, 118200, 119185, 130020, 143022, 145200, 162525, 173360, 190696, 216700, 236400, 238370, 260040, 286044, 325050, 357555, 381392, 433400, 476740, 520080, 572088, 595925, 650100, 715110, 866800, 953480, 1144176, 1191850, 1300200, 1430220, 1787775, 1906960, 2383700, 2600400, 2860440, 3575550, 4767400, 5720880, 7151100, 9534800, 14302200, 28604400]

約数ペア:

[(1, 28604400), (2, 14302200), (3, 9534800), (4, 7151100), (5, 5720880), (6, 4767400), (8, 3575550), (10, 2860440), (11, 2600400), (12, 2383700), (15, 1906960), (16, 1787775), (20, 1430220), (22, 1300200), (24, 1191850), (25, 1144176), (30, 953480), (33, 866800), (40, 715110), (44, 650100), (48, 595925), (50, 572088), (55, 520080), (60, 476740), (66, 433400), (75, 381392), (80, 357555), (88, 325050), (100, 286044), (110, 260040), (120, 238370), (121, 236400), (132, 216700), (150, 190696), (165, 173360), (176, 162525), (197, 145200), (200, 143022), (220, 130020), (240, 119185), (242, 118200), (264, 108350), (275, 104016), (300, 95348), (330, 86680), (363, 78800), (394, 72600), (400, 71511), (440, 65010), (484, 59100), (528, 54175), (550, 52008), (591, 48400), (600, 47674), (605, 47280), (660, 43340), (726, 39400), (788, 36300), (825, 34672), (880, 32505), (968, 29550), (985, 29040), (1100, 26004), (1182, 24200), (1200, 23837), (1210, 23640), (1320, 21670), (1452, 19700), (1576, 18150), (1650, 17336), (1815, 15760), (1936, 14775), (1970, 14520), (2167, 13200), (2200, 13002), (2364, 12100), (2420, 11820), (2640, 10835), (2904, 9850), (2955, 9680), (3025, 9456), (3152, 9075), (3300, 8668), (3630, 7880), (3940, 7260), (4334, 6600), (4400, 6501), (4728, 6050), (4840, 5910), (4925, 5808)]