19221510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 58973184

約数和(自身を除く): 39751674

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 53, 55, 66, 70, 77, 105, 106, 110, 154, 157, 159, 165, 210, 231, 265, 314, 318, 330, 371, 385, 462, 471, 530, 583, 742, 770, 785, 795, 942, 1099, 1113, 1155, 1166, 1570, 1590, 1727, 1749, 1855, 2198, 2226, 2310, 2355, 2915, 3297, 3454, 3498, 3710, 4081, 4710, 5181, 5495, 5565, 5830, 6594, 8162, 8321, 8635, 8745, 10362, 10990, 11130, 12089, 12243, 16485, 16642, 17270, 17490, 20405, 24178, 24486, 24963, 25905, 32970, 36267, 40810, 41605, 49926, 51810, 58247, 60445, 61215, 72534, 83210, 91531, 116494, 120890, 122430, 124815, 174741, 181335, 183062, 249630, 274593, 291235, 349482, 362670, 457655, 549186, 582470, 640717, 873705, 915310, 1281434, 1372965, 1747410, 1922151, 2745930, 3203585, 3844302, 6407170, 9610755, 19221510]

約数ペア:

[(1, 19221510), (2, 9610755), (3, 6407170), (5, 3844302), (6, 3203585), (7, 2745930), (10, 1922151), (11, 1747410), (14, 1372965), (15, 1281434), (21, 915310), (22, 873705), (30, 640717), (33, 582470), (35, 549186), (42, 457655), (53, 362670), (55, 349482), (66, 291235), (70, 274593), (77, 249630), (105, 183062), (106, 181335), (110, 174741), (154, 124815), (157, 122430), (159, 120890), (165, 116494), (210, 91531), (231, 83210), (265, 72534), (314, 61215), (318, 60445), (330, 58247), (371, 51810), (385, 49926), (462, 41605), (471, 40810), (530, 36267), (583, 32970), (742, 25905), (770, 24963), (785, 24486), (795, 24178), (942, 20405), (1099, 17490), (1113, 17270), (1155, 16642), (1166, 16485), (1570, 12243), (1590, 12089), (1727, 11130), (1749, 10990), (1855, 10362), (2198, 8745), (2226, 8635), (2310, 8321), (2355, 8162), (2915, 6594), (3297, 5830), (3454, 5565), (3498, 5495), (3710, 5181), (4081, 4710)]