81654300

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1037

約数の個数: 216

約数和(自身を含む): 315320096

約数和(自身を除く): 233665796

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, 997, 1050, 1092, 1170, 1260, 1300, 1365, 1575, 1638, 1820, 1950, 1994, 2100, 2275, 2340, 2730, 2925, 2991, 3150, 3276, 3900, 3988, 4095, 4550, 4985, 5460, 5850, 5982, 6300, 6825, 6979, 8190, 8973, 9100, 9970, 11700, 11964, 12961, 13650, 13958, 14955, 16380, 17946, 19940, 20475, 20937, 24925, 25922, 27300, 27916, 29910, 34895, 35892, 38883, 40950, 41874, 44865, 49850, 51844, 59820, 62811, 64805, 69790, 74775, 77766, 81900, 83748, 89730, 90727, 99700, 104685, 116649, 125622, 129610, 139580, 149550, 155532, 174475, 179460, 181454, 194415, 209370, 224325, 233298, 251244, 259220, 272181, 299100, 314055, 324025, 348950, 362908, 388830, 418740, 448650, 453635, 466596, 523425, 544362, 583245, 628110, 648050, 697900, 777660, 816543, 897300, 907270, 972075, 1046850, 1088724, 1166490, 1256220, 1296100, 1360905, 1570275, 1633086, 1814540, 1944150, 2093700, 2268175, 2332980, 2721810, 2916225, 3140550, 3266172, 3888300, 4082715, 4536350, 5443620, 5832450, 6281100, 6804525, 8165430, 9072700, 11664900, 13609050, 16330860, 20413575, 27218100, 40827150, 81654300]

約数ペア:

[(1, 81654300), (2, 40827150), (3, 27218100), (4, 20413575), (5, 16330860), (6, 13609050), (7, 11664900), (9, 9072700), (10, 8165430), (12, 6804525), (13, 6281100), (14, 5832450), (15, 5443620), (18, 4536350), (20, 4082715), (21, 3888300), (25, 3266172), (26, 3140550), (28, 2916225), (30, 2721810), (35, 2332980), (36, 2268175), (39, 2093700), (42, 1944150), (45, 1814540), (50, 1633086), (52, 1570275), (60, 1360905), (63, 1296100), (65, 1256220), (70, 1166490), (75, 1088724), (78, 1046850), (84, 972075), (90, 907270), (91, 897300), (100, 816543), (105, 777660), (117, 697900), (126, 648050), (130, 628110), (140, 583245), (150, 544362), (156, 523425), (175, 466596), (180, 453635), (182, 448650), (195, 418740), (210, 388830), (225, 362908), (234, 348950), (252, 324025), (260, 314055), (273, 299100), (300, 272181), (315, 259220), (325, 251244), (350, 233298), (364, 224325), (390, 209370), (420, 194415), (450, 181454), (455, 179460), (468, 174475), (525, 155532), (546, 149550), (585, 139580), (630, 129610), (650, 125622), (700, 116649), (780, 104685), (819, 99700), (900, 90727), (910, 89730), (975, 83748), (997, 81900), (1050, 77766), (1092, 74775), (1170, 69790), (1260, 64805), (1300, 62811), (1365, 59820), (1575, 51844), (1638, 49850), (1820, 44865), (1950, 41874), (1994, 40950), (2100, 38883), (2275, 35892), (2340, 34895), (2730, 29910), (2925, 27916), (2991, 27300), (3150, 25922), (3276, 24925), (3900, 20937), (3988, 20475), (4095, 19940), (4550, 17946), (4985, 16380), (5460, 14955), (5850, 13958), (5982, 13650), (6300, 12961), (6825, 11964), (6979, 11700), (8190, 9970), (8973, 9100)]