20170229520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1409}}^1\times {\mathrm{8521}}^1$

素因数の和:9953

約数の個数: 160

約数和(自身を含む): 71519351040

約数和(自身を除く): 51349121520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1409, 1680, 2818, 4227, 5636, 7045, 8454, 8521, 9863, 11272, 14090, 16908, 17042, 19726, 21135, 22544, 25563, 28180, 29589, 33816, 34084, 39452, 42270, 42605, 49315, 51126, 56360, 59178, 59647, 67632, 68168, 78904, 84540, 85210, 98630, 102252, 112720, 118356, 119294, 127815, 136336, 147945, 157808, 169080, 170420, 178941, 197260, 204504, 236712, 238588, 255630, 295890, 298235, 338160, 340840, 357882, 394520, 409008, 473424, 477176, 511260, 591780, 596470, 681680, 715764, 789040, 894705, 954352, 1022520, 1183560, 1192940, 1431528, 1789410, 2045040, 2367120, 2385880, 2863056, 3578820, 4771760, 7157640, 12006089, 14315280, 24012178, 36018267, 48024356, 60030445, 72036534, 84042623, 96048712, 120060890, 144073068, 168085246, 180091335, 192097424, 240121780, 252127869, 288146136, 336170492, 360182670, 420213115, 480243560, 504255738, 576292272, 672340984, 720365340, 840426230, 960487120, 1008511476, 1260639345, 1344681968, 1440730680, 1680852460, 2017022952, 2521278690, 2881461360, 3361704920, 4034045904, 5042557380, 6723409840, 10085114760, 20170229520]

約数ペア:

[(1, 20170229520), (2, 10085114760), (3, 6723409840), (4, 5042557380), (5, 4034045904), (6, 3361704920), (7, 2881461360), (8, 2521278690), (10, 2017022952), (12, 1680852460), (14, 1440730680), (15, 1344681968), (16, 1260639345), (20, 1008511476), (21, 960487120), (24, 840426230), (28, 720365340), (30, 672340984), (35, 576292272), (40, 504255738), (42, 480243560), (48, 420213115), (56, 360182670), (60, 336170492), (70, 288146136), (80, 252127869), (84, 240121780), (105, 192097424), (112, 180091335), (120, 168085246), (140, 144073068), (168, 120060890), (210, 96048712), (240, 84042623), (280, 72036534), (336, 60030445), (420, 48024356), (560, 36018267), (840, 24012178), (1409, 14315280), (1680, 12006089), (2818, 7157640), (4227, 4771760), (5636, 3578820), (7045, 2863056), (8454, 2385880), (8521, 2367120), (9863, 2045040), (11272, 1789410), (14090, 1431528), (16908, 1192940), (17042, 1183560), (19726, 1022520), (21135, 954352), (22544, 894705), (25563, 789040), (28180, 715764), (29589, 681680), (33816, 596470), (34084, 591780), (39452, 511260), (42270, 477176), (42605, 473424), (49315, 409008), (51126, 394520), (56360, 357882), (59178, 340840), (59647, 338160), (67632, 298235), (68168, 295890), (78904, 255630), (84540, 238588), (85210, 236712), (98630, 204504), (102252, 197260), (112720, 178941), (118356, 170420), (119294, 169080), (127815, 157808), (136336, 147945)]