19903381920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{433}}^1$

素因数の和:824

約数の個数: 288

約数和(自身を含む): 68868373392

約数和(自身を除く): 48964991472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 137, 144, 160, 180, 233, 240, 274, 288, 360, 411, 433, 466, 480, 548, 685, 699, 720, 822, 866, 932, 1096, 1165, 1233, 1299, 1370, 1398, 1440, 1644, 1732, 1864, 2055, 2097, 2165, 2192, 2330, 2466, 2598, 2740, 2796, 3288, 3464, 3495, 3728, 3897, 4110, 4194, 4330, 4384, 4660, 4932, 5196, 5480, 5592, 6165, 6495, 6576, 6928, 6990, 7456, 7794, 8220, 8388, 8660, 9320, 9864, 10392, 10485, 10960, 11184, 12330, 12990, 13152, 13856, 13980, 15588, 16440, 16776, 17320, 18640, 19485, 19728, 20784, 20970, 21920, 22368, 24660, 25980, 27960, 31176, 31921, 32880, 33552, 34640, 37280, 38970, 39456, 41568, 41940, 49320, 51960, 55920, 59321, 62352, 63842, 65760, 67104, 69280, 77940, 83880, 95763, 98640, 100889, 103920, 111840, 118642, 124704, 127684, 155880, 159605, 167760, 177963, 191526, 197280, 201778, 207840, 237284, 255368, 287289, 296605, 302667, 311760, 319210, 335520, 355926, 383052, 403556, 474568, 478815, 504445, 510736, 533889, 574578, 593210, 605334, 623520, 638420, 711852, 766104, 807112, 889815, 908001, 949136, 957630, 1008890, 1021472, 1067778, 1149156, 1186420, 1210668, 1276840, 1423704, 1436445, 1513335, 1532208, 1614224, 1779630, 1816002, 1898272, 1915260, 2017780, 2135556, 2298312, 2372840, 2421336, 2553680, 2669445, 2847408, 2872890, 3026670, 3064416, 3228448, 3559260, 3632004, 3830520, 4035560, 4271112, 4540005, 4596624, 4745680, 4842672, 5107360, 5338890, 5694816, 5745780, 6053340, 7118520, 7264008, 7661040, 8071120, 8542224, 9080010, 9193248, 9491360, 9685344, 10677780, 11491560, 12106680, 13821793, 14237040, 14528016, 15322080, 16142240, 17084448, 18160020, 21355560, 22983120, 24213360, 27643586, 28474080, 29056032, 36320040, 41465379, 42711120, 45966240, 48426720, 55287172, 69108965, 72640080, 82930758, 85422240, 110574344, 124396137, 138217930, 145280160, 165861516, 207326895, 221148688, 248792274, 276435860, 331723032, 414653790, 442297376, 497584548, 552871720, 621980685, 663446064, 829307580, 995169096, 1105743440, 1243961370, 1326892128, 1658615160, 1990338192, 2211486880, 2487922740, 3317230320, 3980676384, 4975845480, 6634460640, 9951690960, 19903381920]

約数ペア:

[(1, 19903381920), (2, 9951690960), (3, 6634460640), (4, 4975845480), (5, 3980676384), (6, 3317230320), (8, 2487922740), (9, 2211486880), (10, 1990338192), (12, 1658615160), (15, 1326892128), (16, 1243961370), (18, 1105743440), (20, 995169096), (24, 829307580), (30, 663446064), (32, 621980685), (36, 552871720), (40, 497584548), (45, 442297376), (48, 414653790), (60, 331723032), (72, 276435860), (80, 248792274), (90, 221148688), (96, 207326895), (120, 165861516), (137, 145280160), (144, 138217930), (160, 124396137), (180, 110574344), (233, 85422240), (240, 82930758), (274, 72640080), (288, 69108965), (360, 55287172), (411, 48426720), (433, 45966240), (466, 42711120), (480, 41465379), (548, 36320040), (685, 29056032), (699, 28474080), (720, 27643586), (822, 24213360), (866, 22983120), (932, 21355560), (1096, 18160020), (1165, 17084448), (1233, 16142240), (1299, 15322080), (1370, 14528016), (1398, 14237040), (1440, 13821793), (1644, 12106680), (1732, 11491560), (1864, 10677780), (2055, 9685344), (2097, 9491360), (2165, 9193248), (2192, 9080010), (2330, 8542224), (2466, 8071120), (2598, 7661040), (2740, 7264008), (2796, 7118520), (3288, 6053340), (3464, 5745780), (3495, 5694816), (3728, 5338890), (3897, 5107360), (4110, 4842672), (4194, 4745680), (4330, 4596624), (4384, 4540005), (4660, 4271112), (4932, 4035560), (5196, 3830520), (5480, 3632004), (5592, 3559260), (6165, 3228448), (6495, 3064416), (6576, 3026670), (6928, 2872890), (6990, 2847408), (7456, 2669445), (7794, 2553680), (8220, 2421336), (8388, 2372840), (8660, 2298312), (9320, 2135556), (9864, 2017780), (10392, 1915260), (10485, 1898272), (10960, 1816002), (11184, 1779630), (12330, 1614224), (12990, 1532208), (13152, 1513335), (13856, 1436445), (13980, 1423704), (15588, 1276840), (16440, 1210668), (16776, 1186420), (17320, 1149156), (18640, 1067778), (19485, 1021472), (19728, 1008890), (20784, 957630), (20970, 949136), (21920, 908001), (22368, 889815), (24660, 807112), (25980, 766104), (27960, 711852), (31176, 638420), (31921, 623520), (32880, 605334), (33552, 593210), (34640, 574578), (37280, 533889), (38970, 510736), (39456, 504445), (41568, 478815), (41940, 474568), (49320, 403556), (51960, 383052), (55920, 355926), (59321, 335520), (62352, 319210), (63842, 311760), (65760, 302667), (67104, 296605), (69280, 287289), (77940, 255368), (83880, 237284), (95763, 207840), (98640, 201778), (100889, 197280), (103920, 191526), (111840, 177963), (118642, 167760), (124704, 159605), (127684, 155880)]