2019189900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2073

約数の個数: 288

約数和(自身を含む): 7388416000

約数和(自身を除く): 5369226100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 37, 39, 42, 50, 52, 60, 65, 70, 74, 75, 78, 84, 91, 100, 105, 111, 130, 140, 148, 150, 156, 175, 182, 185, 195, 210, 222, 259, 260, 273, 300, 325, 350, 364, 370, 390, 420, 444, 455, 481, 518, 525, 546, 555, 650, 700, 740, 777, 780, 910, 925, 962, 975, 1036, 1050, 1092, 1110, 1295, 1300, 1365, 1443, 1554, 1820, 1850, 1924, 1950, 1999, 2100, 2220, 2275, 2405, 2590, 2730, 2775, 2886, 3108, 3367, 3700, 3885, 3900, 3998, 4550, 4810, 5180, 5460, 5550, 5772, 5997, 6475, 6734, 6825, 7215, 7770, 7996, 9100, 9620, 9995, 10101, 11100, 11994, 12025, 12950, 13468, 13650, 13993, 14430, 15540, 16835, 19425, 19990, 20202, 23988, 24050, 25900, 25987, 27300, 27986, 28860, 29985, 33670, 36075, 38850, 39980, 40404, 41979, 48100, 49975, 50505, 51974, 55972, 59970, 67340, 69965, 72150, 73963, 77700, 77961, 83958, 84175, 99950, 101010, 103948, 119940, 129935, 139930, 144300, 147926, 149925, 155922, 167916, 168350, 181909, 199900, 202020, 209895, 221889, 252525, 259870, 279860, 295852, 299850, 311844, 336700, 349825, 363818, 369815, 389805, 419790, 443778, 505050, 517741, 519740, 545727, 599700, 649675, 699650, 727636, 739630, 779610, 839580, 887556, 909545, 961519, 1010100, 1035482, 1049475, 1091454, 1109445, 1299350, 1399300, 1479260, 1553223, 1559220, 1819090, 1849075, 1923038, 1949025, 2070964, 2098950, 2182908, 2218890, 2588705, 2598700, 2728635, 2884557, 3106446, 3638180, 3698150, 3846076, 3898050, 4197900, 4437780, 4547725, 4807595, 5177410, 5457270, 5547225, 5769114, 6212892, 6730633, 7396300, 7766115, 7796100, 9095450, 9615190, 10354820, 10914540, 11094450, 11538228, 12943525, 13461266, 13643175, 14422785, 15532230, 18190900, 19230380, 20191899, 22188900, 24037975, 25887050, 26922532, 27286350, 28845570, 31064460, 33653165, 38830575, 40383798, 48075950, 51774100, 54572700, 57691140, 67306330, 72113925, 77661150, 80767596, 96151900, 100959495, 134612660, 144227850, 155322300, 168265825, 201918990, 288455700, 336531650, 403837980, 504797475, 673063300, 1009594950, 2019189900]

約数ペア:

[(1, 2019189900), (2, 1009594950), (3, 673063300), (4, 504797475), (5, 403837980), (6, 336531650), (7, 288455700), (10, 201918990), (12, 168265825), (13, 155322300), (14, 144227850), (15, 134612660), (20, 100959495), (21, 96151900), (25, 80767596), (26, 77661150), (28, 72113925), (30, 67306330), (35, 57691140), (37, 54572700), (39, 51774100), (42, 48075950), (50, 40383798), (52, 38830575), (60, 33653165), (65, 31064460), (70, 28845570), (74, 27286350), (75, 26922532), (78, 25887050), (84, 24037975), (91, 22188900), (100, 20191899), (105, 19230380), (111, 18190900), (130, 15532230), (140, 14422785), (148, 13643175), (150, 13461266), (156, 12943525), (175, 11538228), (182, 11094450), (185, 10914540), (195, 10354820), (210, 9615190), (222, 9095450), (259, 7796100), (260, 7766115), (273, 7396300), (300, 6730633), (325, 6212892), (350, 5769114), (364, 5547225), (370, 5457270), (390, 5177410), (420, 4807595), (444, 4547725), (455, 4437780), (481, 4197900), (518, 3898050), (525, 3846076), (546, 3698150), (555, 3638180), (650, 3106446), (700, 2884557), (740, 2728635), (777, 2598700), (780, 2588705), (910, 2218890), (925, 2182908), (962, 2098950), (975, 2070964), (1036, 1949025), (1050, 1923038), (1092, 1849075), (1110, 1819090), (1295, 1559220), (1300, 1553223), (1365, 1479260), (1443, 1399300), (1554, 1299350), (1820, 1109445), (1850, 1091454), (1924, 1049475), (1950, 1035482), (1999, 1010100), (2100, 961519), (2220, 909545), (2275, 887556), (2405, 839580), (2590, 779610), (2730, 739630), (2775, 727636), (2886, 699650), (3108, 649675), (3367, 599700), (3700, 545727), (3885, 519740), (3900, 517741), (3998, 505050), (4550, 443778), (4810, 419790), (5180, 389805), (5460, 369815), (5550, 363818), (5772, 349825), (5997, 336700), (6475, 311844), (6734, 299850), (6825, 295852), (7215, 279860), (7770, 259870), (7996, 252525), (9100, 221889), (9620, 209895), (9995, 202020), (10101, 199900), (11100, 181909), (11994, 168350), (12025, 167916), (12950, 155922), (13468, 149925), (13650, 147926), (13993, 144300), (14430, 139930), (15540, 129935), (16835, 119940), (19425, 103948), (19990, 101010), (20202, 99950), (23988, 84175), (24050, 83958), (25900, 77961), (25987, 77700), (27300, 73963), (27986, 72150), (28860, 69965), (29985, 67340), (33670, 59970), (36075, 55972), (38850, 51974), (39980, 50505), (40404, 49975), (41979, 48100)]