213447780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 288

約数和(自身を含む): 811609344

約数和(自身を除く): 598161564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 83, 84, 90, 91, 105, 117, 126, 130, 140, 156, 157, 166, 180, 182, 195, 210, 234, 249, 252, 260, 273, 314, 315, 332, 364, 390, 415, 420, 455, 468, 471, 498, 546, 581, 585, 628, 630, 747, 780, 785, 819, 830, 910, 942, 996, 1079, 1092, 1099, 1162, 1170, 1245, 1260, 1365, 1413, 1494, 1570, 1638, 1660, 1743, 1820, 1884, 2041, 2158, 2198, 2324, 2340, 2355, 2490, 2730, 2826, 2905, 2988, 3140, 3237, 3276, 3297, 3486, 3735, 4082, 4095, 4316, 4396, 4710, 4980, 5229, 5395, 5460, 5495, 5652, 5810, 6123, 6474, 6594, 6972, 7065, 7470, 7553, 8164, 8190, 8715, 9420, 9711, 9891, 10205, 10458, 10790, 10990, 11620, 12246, 12948, 13031, 13188, 14130, 14287, 14940, 15106, 16185, 16380, 16485, 17430, 18369, 19422, 19782, 20410, 20916, 21580, 21980, 22659, 24492, 26062, 26145, 28260, 28574, 30212, 30615, 32370, 32970, 34860, 36738, 37765, 38844, 39093, 39564, 40820, 42861, 45318, 48555, 49455, 52124, 52290, 57148, 61230, 64740, 65155, 65940, 67977, 71435, 73476, 75530, 78186, 85722, 90636, 91217, 91845, 97110, 98910, 104580, 113295, 117279, 122460, 128583, 130310, 135954, 142870, 151060, 156372, 169403, 171444, 182434, 183690, 194220, 195465, 197820, 214305, 226590, 234558, 257166, 260620, 271908, 273651, 285740, 338806, 339885, 364868, 367380, 390930, 428610, 453180, 456085, 469116, 508209, 514332, 547302, 586395, 642915, 677612, 679770, 781860, 820953, 847015, 857220, 912170, 1016418, 1094604, 1172790, 1185821, 1285830, 1359540, 1368255, 1524627, 1641906, 1694030, 1824340, 2032836, 2345580, 2371642, 2541045, 2571660, 2736510, 3049254, 3283812, 3388060, 3557463, 4104765, 4743284, 5082090, 5473020, 5929105, 6098508, 7114926, 7623135, 8209530, 10164180, 10672389, 11858210, 14229852, 15246270, 16419060, 17787315, 21344778, 23716420, 30492540, 35574630, 42689556, 53361945, 71149260, 106723890, 213447780]

約数ペア:

[(1, 213447780), (2, 106723890), (3, 71149260), (4, 53361945), (5, 42689556), (6, 35574630), (7, 30492540), (9, 23716420), (10, 21344778), (12, 17787315), (13, 16419060), (14, 15246270), (15, 14229852), (18, 11858210), (20, 10672389), (21, 10164180), (26, 8209530), (28, 7623135), (30, 7114926), (35, 6098508), (36, 5929105), (39, 5473020), (42, 5082090), (45, 4743284), (52, 4104765), (60, 3557463), (63, 3388060), (65, 3283812), (70, 3049254), (78, 2736510), (83, 2571660), (84, 2541045), (90, 2371642), (91, 2345580), (105, 2032836), (117, 1824340), (126, 1694030), (130, 1641906), (140, 1524627), (156, 1368255), (157, 1359540), (166, 1285830), (180, 1185821), (182, 1172790), (195, 1094604), (210, 1016418), (234, 912170), (249, 857220), (252, 847015), (260, 820953), (273, 781860), (314, 679770), (315, 677612), (332, 642915), (364, 586395), (390, 547302), (415, 514332), (420, 508209), (455, 469116), (468, 456085), (471, 453180), (498, 428610), (546, 390930), (581, 367380), (585, 364868), (628, 339885), (630, 338806), (747, 285740), (780, 273651), (785, 271908), (819, 260620), (830, 257166), (910, 234558), (942, 226590), (996, 214305), (1079, 197820), (1092, 195465), (1099, 194220), (1162, 183690), (1170, 182434), (1245, 171444), (1260, 169403), (1365, 156372), (1413, 151060), (1494, 142870), (1570, 135954), (1638, 130310), (1660, 128583), (1743, 122460), (1820, 117279), (1884, 113295), (2041, 104580), (2158, 98910), (2198, 97110), (2324, 91845), (2340, 91217), (2355, 90636), (2490, 85722), (2730, 78186), (2826, 75530), (2905, 73476), (2988, 71435), (3140, 67977), (3237, 65940), (3276, 65155), (3297, 64740), (3486, 61230), (3735, 57148), (4082, 52290), (4095, 52124), (4316, 49455), (4396, 48555), (4710, 45318), (4980, 42861), (5229, 40820), (5395, 39564), (5460, 39093), (5495, 38844), (5652, 37765), (5810, 36738), (6123, 34860), (6474, 32970), (6594, 32370), (6972, 30615), (7065, 30212), (7470, 28574), (7553, 28260), (8164, 26145), (8190, 26062), (8715, 24492), (9420, 22659), (9711, 21980), (9891, 21580), (10205, 20916), (10458, 20410), (10790, 19782), (10990, 19422), (11620, 18369), (12246, 17430), (12948, 16485), (13031, 16380), (13188, 16185), (14130, 15106), (14287, 14940)]