19695060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 288

約数和(自身を含む): 78624000

約数和(自身を除く): 58928940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 29, 30, 33, 35, 36, 42, 44, 45, 49, 55, 58, 60, 63, 66, 70, 77, 84, 87, 90, 98, 99, 105, 110, 116, 126, 132, 140, 145, 147, 154, 165, 174, 180, 196, 198, 203, 210, 220, 231, 245, 252, 261, 290, 294, 308, 315, 319, 330, 343, 348, 385, 396, 406, 420, 435, 441, 462, 490, 495, 522, 539, 580, 588, 609, 630, 638, 660, 686, 693, 735, 770, 812, 870, 882, 924, 957, 980, 990, 1015, 1029, 1044, 1078, 1155, 1218, 1260, 1276, 1305, 1372, 1386, 1421, 1470, 1540, 1595, 1617, 1715, 1740, 1764, 1827, 1914, 1980, 2030, 2058, 2156, 2205, 2233, 2310, 2436, 2610, 2695, 2772, 2842, 2871, 2940, 3045, 3087, 3190, 3234, 3430, 3465, 3654, 3773, 3828, 4060, 4116, 4263, 4410, 4466, 4620, 4785, 4851, 5145, 5220, 5390, 5684, 5742, 6090, 6174, 6380, 6468, 6699, 6860, 6930, 7105, 7308, 7546, 8085, 8526, 8820, 8932, 9135, 9570, 9702, 9947, 10290, 10780, 11165, 11319, 11484, 12180, 12348, 12789, 13398, 13860, 14210, 14355, 15092, 15435, 15631, 16170, 17052, 18270, 18865, 19140, 19404, 19894, 20097, 20580, 21315, 22330, 22638, 24255, 25578, 26796, 28420, 28710, 29841, 30870, 31262, 32340, 33495, 33957, 36540, 37730, 39788, 40194, 42630, 44660, 45276, 46893, 48510, 49735, 51156, 56595, 57420, 59682, 61740, 62524, 63945, 66990, 67914, 75460, 78155, 80388, 85260, 89523, 93786, 97020, 99470, 100485, 109417, 113190, 119364, 127890, 133980, 135828, 140679, 149205, 156310, 169785, 179046, 187572, 198940, 200970, 218834, 226380, 234465, 255780, 281358, 298410, 312620, 328251, 339570, 358092, 401940, 437668, 447615, 468930, 547085, 562716, 596820, 656502, 679140, 703395, 895230, 937860, 984753, 1094170, 1313004, 1406790, 1641255, 1790460, 1969506, 2188340, 2813580, 3282510, 3939012, 4923765, 6565020, 9847530, 19695060]

約数ペア:

[(1, 19695060), (2, 9847530), (3, 6565020), (4, 4923765), (5, 3939012), (6, 3282510), (7, 2813580), (9, 2188340), (10, 1969506), (11, 1790460), (12, 1641255), (14, 1406790), (15, 1313004), (18, 1094170), (20, 984753), (21, 937860), (22, 895230), (28, 703395), (29, 679140), (30, 656502), (33, 596820), (35, 562716), (36, 547085), (42, 468930), (44, 447615), (45, 437668), (49, 401940), (55, 358092), (58, 339570), (60, 328251), (63, 312620), (66, 298410), (70, 281358), (77, 255780), (84, 234465), (87, 226380), (90, 218834), (98, 200970), (99, 198940), (105, 187572), (110, 179046), (116, 169785), (126, 156310), (132, 149205), (140, 140679), (145, 135828), (147, 133980), (154, 127890), (165, 119364), (174, 113190), (180, 109417), (196, 100485), (198, 99470), (203, 97020), (210, 93786), (220, 89523), (231, 85260), (245, 80388), (252, 78155), (261, 75460), (290, 67914), (294, 66990), (308, 63945), (315, 62524), (319, 61740), (330, 59682), (343, 57420), (348, 56595), (385, 51156), (396, 49735), (406, 48510), (420, 46893), (435, 45276), (441, 44660), (462, 42630), (490, 40194), (495, 39788), (522, 37730), (539, 36540), (580, 33957), (588, 33495), (609, 32340), (630, 31262), (638, 30870), (660, 29841), (686, 28710), (693, 28420), (735, 26796), (770, 25578), (812, 24255), (870, 22638), (882, 22330), (924, 21315), (957, 20580), (980, 20097), (990, 19894), (1015, 19404), (1029, 19140), (1044, 18865), (1078, 18270), (1155, 17052), (1218, 16170), (1260, 15631), (1276, 15435), (1305, 15092), (1372, 14355), (1386, 14210), (1421, 13860), (1470, 13398), (1540, 12789), (1595, 12348), (1617, 12180), (1715, 11484), (1740, 11319), (1764, 11165), (1827, 10780), (1914, 10290), (1980, 9947), (2030, 9702), (2058, 9570), (2156, 9135), (2205, 8932), (2233, 8820), (2310, 8526), (2436, 8085), (2610, 7546), (2695, 7308), (2772, 7105), (2842, 6930), (2871, 6860), (2940, 6699), (3045, 6468), (3087, 6380), (3190, 6174), (3234, 6090), (3430, 5742), (3465, 5684), (3654, 5390), (3773, 5220), (3828, 5145), (4060, 4851), (4116, 4785), (4263, 4620), (4410, 4466)]