20404811700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{249143}}^1$

素因数の和:249183

約数の個数: 216

約数和(自身を含む): 78717545088

約数和(自身を除く): 58312733388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 117, 126, 130, 140, 150, 156, 175, 180, 182, 195, 210, 225, 234, 252, 260, 273, 300, 315, 325, 350, 364, 390, 420, 450, 455, 468, 525, 546, 585, 630, 650, 700, 780, 819, 900, 910, 975, 1050, 1092, 1170, 1260, 1300, 1365, 1575, 1638, 1820, 1950, 2100, 2275, 2340, 2730, 2925, 3150, 3276, 3900, 4095, 4550, 5460, 5850, 6300, 6825, 8190, 9100, 11700, 13650, 16380, 20475, 27300, 40950, 81900, 249143, 498286, 747429, 996572, 1245715, 1494858, 1744001, 2242287, 2491430, 2989716, 3238859, 3488002, 3737145, 4484574, 4982860, 5232003, 6228575, 6477718, 6976004, 7474290, 8720005, 8969148, 9716577, 10464006, 11211435, 12457150, 12955436, 14948580, 15696009, 16194295, 17440010, 18685725, 19433154, 20928012, 22422870, 22672013, 24914300, 26160015, 29149731, 31392018, 32388590, 34880020, 37371450, 38866308, 43600025, 44845740, 45344026, 48582885, 52320030, 56057175, 58299462, 62784036, 64777180, 68016039, 74742900, 78480045, 80971475, 87200050, 90688052, 97165770, 104640060, 112114350, 113360065, 116598924, 130800075, 136032078, 145748655, 156960090, 161942950, 174400100, 194331540, 204048117, 224228700, 226720130, 242914425, 261600150, 272064156, 291497310, 313920180, 323885900, 340080195, 392400225, 408096234, 453440260, 485828850, 523200300, 566800325, 582994620, 680160390, 728743275, 784800450, 816192468, 971657700, 1020240585, 1133600650, 1360320780, 1457486550, 1569600900, 1700400975, 2040481170, 2267201300, 2914973100, 3400801950, 4080962340, 5101202925, 6801603900, 10202405850, 20404811700]

約数ペア:

[(1, 20404811700), (2, 10202405850), (3, 6801603900), (4, 5101202925), (5, 4080962340), (6, 3400801950), (7, 2914973100), (9, 2267201300), (10, 2040481170), (12, 1700400975), (13, 1569600900), (14, 1457486550), (15, 1360320780), (18, 1133600650), (20, 1020240585), (21, 971657700), (25, 816192468), (26, 784800450), (28, 728743275), (30, 680160390), (35, 582994620), (36, 566800325), (39, 523200300), (42, 485828850), (45, 453440260), (50, 408096234), (52, 392400225), (60, 340080195), (63, 323885900), (65, 313920180), (70, 291497310), (75, 272064156), (78, 261600150), (84, 242914425), (90, 226720130), (91, 224228700), (100, 204048117), (105, 194331540), (117, 174400100), (126, 161942950), (130, 156960090), (140, 145748655), (150, 136032078), (156, 130800075), (175, 116598924), (180, 113360065), (182, 112114350), (195, 104640060), (210, 97165770), (225, 90688052), (234, 87200050), (252, 80971475), (260, 78480045), (273, 74742900), (300, 68016039), (315, 64777180), (325, 62784036), (350, 58299462), (364, 56057175), (390, 52320030), (420, 48582885), (450, 45344026), (455, 44845740), (468, 43600025), (525, 38866308), (546, 37371450), (585, 34880020), (630, 32388590), (650, 31392018), (700, 29149731), (780, 26160015), (819, 24914300), (900, 22672013), (910, 22422870), (975, 20928012), (1050, 19433154), (1092, 18685725), (1170, 17440010), (1260, 16194295), (1300, 15696009), (1365, 14948580), (1575, 12955436), (1638, 12457150), (1820, 11211435), (1950, 10464006), (2100, 9716577), (2275, 8969148), (2340, 8720005), (2730, 7474290), (2925, 6976004), (3150, 6477718), (3276, 6228575), (3900, 5232003), (4095, 4982860), (4550, 4484574), (5460, 3737145), (5850, 3488002), (6300, 3238859), (6825, 2989716), (8190, 2491430), (9100, 2242287), (11700, 1744001), (13650, 1494858), (16380, 1245715), (20475, 996572), (27300, 747429), (40950, 498286), (81900, 249143)]