20019445920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{25889}}^1$

素因数の和:26092

約数の個数: 192

約数和(自身を含む): 70462224000

約数和(自身を除く): 50442778080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 179, 180, 216, 240, 270, 288, 358, 360, 432, 480, 537, 540, 716, 720, 864, 895, 1074, 1080, 1432, 1440, 1611, 1790, 2148, 2160, 2685, 2864, 3222, 3580, 4296, 4320, 4833, 5370, 5728, 6444, 7160, 8055, 8592, 9666, 10740, 12888, 14320, 16110, 17184, 19332, 21480, 24165, 25776, 25889, 28640, 32220, 38664, 42960, 48330, 51552, 51778, 64440, 77328, 77667, 85920, 96660, 103556, 128880, 129445, 154656, 155334, 193320, 207112, 233001, 257760, 258890, 310668, 386640, 388335, 414224, 466002, 517780, 621336, 699003, 773280, 776670, 828448, 932004, 1035560, 1165005, 1242672, 1398006, 1553340, 1864008, 2071120, 2330010, 2485344, 2796012, 3106680, 3495015, 3728016, 4142240, 4634131, 4660020, 5592024, 6213360, 6990030, 7456032, 9268262, 9320040, 11184048, 12426720, 13902393, 13980060, 18536524, 18640080, 22368096, 23170655, 27804786, 27960120, 37073048, 37280160, 41707179, 46341310, 55609572, 55920240, 69511965, 74146096, 83414358, 92682620, 111219144, 111840480, 125121537, 139023930, 148292192, 166828716, 185365240, 208535895, 222438288, 250243074, 278047860, 333657432, 370730480, 417071790, 444876576, 500486148, 556095720, 625607685, 667314864, 741460960, 834143580, 1000972296, 1112191440, 1251215370, 1334629728, 1668287160, 2001944592, 2224382880, 2502430740, 3336574320, 4003889184, 5004861480, 6673148640, 10009722960, 20019445920]

約数ペア:

[(1, 20019445920), (2, 10009722960), (3, 6673148640), (4, 5004861480), (5, 4003889184), (6, 3336574320), (8, 2502430740), (9, 2224382880), (10, 2001944592), (12, 1668287160), (15, 1334629728), (16, 1251215370), (18, 1112191440), (20, 1000972296), (24, 834143580), (27, 741460960), (30, 667314864), (32, 625607685), (36, 556095720), (40, 500486148), (45, 444876576), (48, 417071790), (54, 370730480), (60, 333657432), (72, 278047860), (80, 250243074), (90, 222438288), (96, 208535895), (108, 185365240), (120, 166828716), (135, 148292192), (144, 139023930), (160, 125121537), (179, 111840480), (180, 111219144), (216, 92682620), (240, 83414358), (270, 74146096), (288, 69511965), (358, 55920240), (360, 55609572), (432, 46341310), (480, 41707179), (537, 37280160), (540, 37073048), (716, 27960120), (720, 27804786), (864, 23170655), (895, 22368096), (1074, 18640080), (1080, 18536524), (1432, 13980060), (1440, 13902393), (1611, 12426720), (1790, 11184048), (2148, 9320040), (2160, 9268262), (2685, 7456032), (2864, 6990030), (3222, 6213360), (3580, 5592024), (4296, 4660020), (4320, 4634131), (4833, 4142240), (5370, 3728016), (5728, 3495015), (6444, 3106680), (7160, 2796012), (8055, 2485344), (8592, 2330010), (9666, 2071120), (10740, 1864008), (12888, 1553340), (14320, 1398006), (16110, 1242672), (17184, 1165005), (19332, 1035560), (21480, 932004), (24165, 828448), (25776, 776670), (25889, 773280), (28640, 699003), (32220, 621336), (38664, 517780), (42960, 466002), (48330, 414224), (51552, 388335), (51778, 386640), (64440, 310668), (77328, 258890), (77667, 257760), (85920, 233001), (96660, 207112), (103556, 193320), (128880, 155334), (129445, 154656)]