20100840480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{5023}}^1$

素因数の和:5448

約数の個数: 288

約数和(自身を含む): 78606388224

約数和(自身を除く): 58505547744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 397, 420, 480, 504, 560, 630, 672, 720, 794, 840, 1008, 1120, 1191, 1260, 1440, 1588, 1680, 1985, 2016, 2382, 2520, 2779, 3176, 3360, 3573, 3970, 4764, 5023, 5040, 5558, 5955, 6352, 7146, 7940, 8337, 9528, 10046, 10080, 11116, 11910, 12704, 13895, 14292, 15069, 15880, 16674, 17865, 19056, 20092, 22232, 23820, 25011, 25115, 27790, 28584, 30138, 31760, 33348, 35161, 35730, 38112, 40184, 41685, 44464, 45207, 47640, 50022, 50230, 55580, 57168, 60276, 63520, 66696, 70322, 71460, 75345, 80368, 83370, 88928, 90414, 95280, 100044, 100460, 105483, 111160, 114336, 120552, 125055, 133392, 140644, 142920, 150690, 160736, 166740, 175805, 180828, 190560, 200088, 200920, 210966, 222320, 226035, 241104, 250110, 266784, 281288, 285840, 301380, 316449, 333480, 351610, 361656, 400176, 401840, 421932, 444640, 452070, 482208, 500220, 527415, 562576, 571680, 602760, 632898, 666960, 703220, 723312, 800352, 803680, 843864, 904140, 1000440, 1054830, 1125152, 1205520, 1265796, 1333920, 1406440, 1446624, 1582245, 1687728, 1808280, 1994131, 2000880, 2109660, 2411040, 2531592, 2812880, 3164490, 3375456, 3616560, 3988262, 4001760, 4219320, 5063184, 5625760, 5982393, 6328980, 7233120, 7976524, 8438640, 9970655, 10126368, 11964786, 12657960, 13958917, 15953048, 16877280, 17947179, 19941310, 23929572, 25315920, 27917834, 29911965, 31906096, 35894358, 39882620, 41876751, 47859144, 50631840, 55835668, 59823930, 63812192, 69794585, 71788716, 79765240, 83753502, 89735895, 95718288, 111671336, 119647860, 125630253, 139589170, 143577432, 159530480, 167507004, 179471790, 191436576, 209383755, 223342672, 239295720, 251260506, 279178340, 287154864, 319060960, 335014008, 358943580, 418767510, 446685344, 478591440, 502521012, 558356680, 574309728, 628151265, 670028016, 717887160, 837535020, 957182880, 1005042024, 1116713360, 1256302530, 1340056032, 1435774320, 1675070040, 2010084048, 2233426720, 2512605060, 2871548640, 3350140080, 4020168096, 5025210120, 6700280160, 10050420240, 20100840480]

約数ペア:

[(1, 20100840480), (2, 10050420240), (3, 6700280160), (4, 5025210120), (5, 4020168096), (6, 3350140080), (7, 2871548640), (8, 2512605060), (9, 2233426720), (10, 2010084048), (12, 1675070040), (14, 1435774320), (15, 1340056032), (16, 1256302530), (18, 1116713360), (20, 1005042024), (21, 957182880), (24, 837535020), (28, 717887160), (30, 670028016), (32, 628151265), (35, 574309728), (36, 558356680), (40, 502521012), (42, 478591440), (45, 446685344), (48, 418767510), (56, 358943580), (60, 335014008), (63, 319060960), (70, 287154864), (72, 279178340), (80, 251260506), (84, 239295720), (90, 223342672), (96, 209383755), (105, 191436576), (112, 179471790), (120, 167507004), (126, 159530480), (140, 143577432), (144, 139589170), (160, 125630253), (168, 119647860), (180, 111671336), (210, 95718288), (224, 89735895), (240, 83753502), (252, 79765240), (280, 71788716), (288, 69794585), (315, 63812192), (336, 59823930), (360, 55835668), (397, 50631840), (420, 47859144), (480, 41876751), (504, 39882620), (560, 35894358), (630, 31906096), (672, 29911965), (720, 27917834), (794, 25315920), (840, 23929572), (1008, 19941310), (1120, 17947179), (1191, 16877280), (1260, 15953048), (1440, 13958917), (1588, 12657960), (1680, 11964786), (1985, 10126368), (2016, 9970655), (2382, 8438640), (2520, 7976524), (2779, 7233120), (3176, 6328980), (3360, 5982393), (3573, 5625760), (3970, 5063184), (4764, 4219320), (5023, 4001760), (5040, 3988262), (5558, 3616560), (5955, 3375456), (6352, 3164490), (7146, 2812880), (7940, 2531592), (8337, 2411040), (9528, 2109660), (10046, 2000880), (10080, 1994131), (11116, 1808280), (11910, 1687728), (12704, 1582245), (13895, 1446624), (14292, 1406440), (15069, 1333920), (15880, 1265796), (16674, 1205520), (17865, 1125152), (19056, 1054830), (20092, 1000440), (22232, 904140), (23820, 843864), (25011, 803680), (25115, 800352), (27790, 723312), (28584, 703220), (30138, 666960), (31760, 632898), (33348, 602760), (35161, 571680), (35730, 562576), (38112, 527415), (40184, 500220), (41685, 482208), (44464, 452070), (45207, 444640), (47640, 421932), (50022, 401840), (50230, 400176), (55580, 361656), (57168, 351610), (60276, 333480), (63520, 316449), (66696, 301380), (70322, 285840), (71460, 281288), (75345, 266784), (80368, 250110), (83370, 241104), (88928, 226035), (90414, 222320), (95280, 210966), (100044, 200920), (100460, 200088), (105483, 190560), (111160, 180828), (114336, 175805), (120552, 166740), (125055, 160736), (133392, 150690), (140644, 142920)]