20976343920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{62119}}^1$

素因数の和:62212

約数の個数: 240

約数和(自身を含む): 81712151040

約数和(自身を除く): 60735807120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 67, 70, 72, 80, 84, 90, 105, 112, 120, 126, 134, 140, 144, 168, 180, 201, 210, 240, 252, 268, 280, 315, 335, 336, 360, 402, 420, 469, 504, 536, 560, 603, 630, 670, 720, 804, 840, 938, 1005, 1008, 1072, 1206, 1260, 1340, 1407, 1608, 1680, 1876, 2010, 2345, 2412, 2520, 2680, 2814, 3015, 3216, 3752, 4020, 4221, 4690, 4824, 5040, 5360, 5628, 6030, 7035, 7504, 8040, 8442, 9380, 9648, 11256, 12060, 14070, 16080, 16884, 18760, 21105, 22512, 24120, 28140, 33768, 37520, 42210, 48240, 56280, 62119, 67536, 84420, 112560, 124238, 168840, 186357, 248476, 310595, 337680, 372714, 434833, 496952, 559071, 621190, 745428, 869666, 931785, 993904, 1118142, 1242380, 1304499, 1490856, 1739332, 1863570, 2174165, 2236284, 2484760, 2608998, 2795355, 2981712, 3478664, 3727140, 3913497, 4161973, 4348330, 4472568, 4969520, 5217996, 5590710, 6522495, 6957328, 7454280, 7826994, 8323946, 8696660, 8945136, 10435992, 11181420, 12485919, 13044990, 14908560, 15653988, 16647892, 17393320, 19567485, 20809865, 20871984, 22362840, 24971838, 26089980, 29133811, 31307976, 33295784, 34786640, 37457757, 39134970, 41619730, 44725680, 49943676, 52179960, 58267622, 62429595, 62615952, 66591568, 74915514, 78269940, 83239460, 87401433, 99887352, 104359920, 116535244, 124859190, 145669055, 149831028, 156539880, 166478920, 174802866, 187288785, 199774704, 233070488, 249718380, 262204299, 291338110, 299662056, 313079760, 332957840, 349605732, 374577570, 437007165, 466140976, 499436760, 524408598, 582676220, 599324112, 699211464, 749155140, 874014330, 998873520, 1048817196, 1165352440, 1311021495, 1398422928, 1498310280, 1748028660, 2097634392, 2330704880, 2622042990, 2996620560, 3496057320, 4195268784, 5244085980, 6992114640, 10488171960, 20976343920]

約数ペア:

[(1, 20976343920), (2, 10488171960), (3, 6992114640), (4, 5244085980), (5, 4195268784), (6, 3496057320), (7, 2996620560), (8, 2622042990), (9, 2330704880), (10, 2097634392), (12, 1748028660), (14, 1498310280), (15, 1398422928), (16, 1311021495), (18, 1165352440), (20, 1048817196), (21, 998873520), (24, 874014330), (28, 749155140), (30, 699211464), (35, 599324112), (36, 582676220), (40, 524408598), (42, 499436760), (45, 466140976), (48, 437007165), (56, 374577570), (60, 349605732), (63, 332957840), (67, 313079760), (70, 299662056), (72, 291338110), (80, 262204299), (84, 249718380), (90, 233070488), (105, 199774704), (112, 187288785), (120, 174802866), (126, 166478920), (134, 156539880), (140, 149831028), (144, 145669055), (168, 124859190), (180, 116535244), (201, 104359920), (210, 99887352), (240, 87401433), (252, 83239460), (268, 78269940), (280, 74915514), (315, 66591568), (335, 62615952), (336, 62429595), (360, 58267622), (402, 52179960), (420, 49943676), (469, 44725680), (504, 41619730), (536, 39134970), (560, 37457757), (603, 34786640), (630, 33295784), (670, 31307976), (720, 29133811), (804, 26089980), (840, 24971838), (938, 22362840), (1005, 20871984), (1008, 20809865), (1072, 19567485), (1206, 17393320), (1260, 16647892), (1340, 15653988), (1407, 14908560), (1608, 13044990), (1680, 12485919), (1876, 11181420), (2010, 10435992), (2345, 8945136), (2412, 8696660), (2520, 8323946), (2680, 7826994), (2814, 7454280), (3015, 6957328), (3216, 6522495), (3752, 5590710), (4020, 5217996), (4221, 4969520), (4690, 4472568), (4824, 4348330), (5040, 4161973), (5360, 3913497), (5628, 3727140), (6030, 3478664), (7035, 2981712), (7504, 2795355), (8040, 2608998), (8442, 2484760), (9380, 2236284), (9648, 2174165), (11256, 1863570), (12060, 1739332), (14070, 1490856), (16080, 1304499), (16884, 1242380), (18760, 1118142), (21105, 993904), (22512, 931785), (24120, 869666), (28140, 745428), (33768, 621190), (37520, 559071), (42210, 496952), (48240, 434833), (56280, 372714), (62119, 337680), (67536, 310595), (84420, 248476), (112560, 186357), (124238, 168840)]