19105380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 67616640

約数和(自身を除く): 48511260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 59, 60, 63, 70, 84, 90, 105, 118, 126, 140, 177, 180, 210, 236, 252, 257, 295, 315, 354, 413, 420, 514, 531, 590, 630, 708, 771, 826, 885, 1028, 1062, 1180, 1239, 1260, 1285, 1542, 1652, 1770, 1799, 2065, 2124, 2313, 2478, 2570, 2655, 3084, 3540, 3598, 3717, 3855, 4130, 4626, 4956, 5140, 5310, 5397, 6195, 7196, 7434, 7710, 8260, 8995, 9252, 10620, 10794, 11565, 12390, 14868, 15163, 15420, 16191, 17990, 18585, 21588, 23130, 24780, 26985, 30326, 32382, 35980, 37170, 45489, 46260, 53970, 60652, 64764, 74340, 75815, 80955, 90978, 106141, 107940, 136467, 151630, 161910, 181956, 212282, 227445, 272934, 303260, 318423, 323820, 424564, 454890, 530705, 545868, 636846, 682335, 909780, 955269, 1061410, 1273692, 1364670, 1592115, 1910538, 2122820, 2729340, 3184230, 3821076, 4776345, 6368460, 9552690, 19105380]

約数ペア:

[(1, 19105380), (2, 9552690), (3, 6368460), (4, 4776345), (5, 3821076), (6, 3184230), (7, 2729340), (9, 2122820), (10, 1910538), (12, 1592115), (14, 1364670), (15, 1273692), (18, 1061410), (20, 955269), (21, 909780), (28, 682335), (30, 636846), (35, 545868), (36, 530705), (42, 454890), (45, 424564), (59, 323820), (60, 318423), (63, 303260), (70, 272934), (84, 227445), (90, 212282), (105, 181956), (118, 161910), (126, 151630), (140, 136467), (177, 107940), (180, 106141), (210, 90978), (236, 80955), (252, 75815), (257, 74340), (295, 64764), (315, 60652), (354, 53970), (413, 46260), (420, 45489), (514, 37170), (531, 35980), (590, 32382), (630, 30326), (708, 26985), (771, 24780), (826, 23130), (885, 21588), (1028, 18585), (1062, 17990), (1180, 16191), (1239, 15420), (1260, 15163), (1285, 14868), (1542, 12390), (1652, 11565), (1770, 10794), (1799, 10620), (2065, 9252), (2124, 8995), (2313, 8260), (2478, 7710), (2570, 7434), (2655, 7196), (3084, 6195), (3540, 5397), (3598, 5310), (3717, 5140), (3855, 4956), (4130, 4626)]