7227990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 24008400

約数和(自身を除く): 16780410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 49, 55, 63, 66, 70, 77, 90, 98, 99, 105, 110, 126, 147, 149, 154, 165, 198, 210, 231, 245, 294, 298, 315, 330, 385, 441, 447, 462, 490, 495, 539, 630, 693, 735, 745, 770, 882, 894, 990, 1043, 1078, 1155, 1341, 1386, 1470, 1490, 1617, 1639, 2086, 2205, 2235, 2310, 2682, 2695, 3129, 3234, 3278, 3465, 4410, 4470, 4851, 4917, 5215, 5390, 6258, 6705, 6930, 7301, 8085, 8195, 9387, 9702, 9834, 10430, 11473, 13410, 14602, 14751, 15645, 16170, 16390, 18774, 21903, 22946, 24255, 24585, 29502, 31290, 34419, 36505, 43806, 46935, 48510, 49170, 57365, 65709, 68838, 73010, 73755, 80311, 93870, 103257, 109515, 114730, 131418, 147510, 160622, 172095, 206514, 219030, 240933, 328545, 344190, 401555, 481866, 516285, 657090, 722799, 803110, 1032570, 1204665, 1445598, 2409330, 3613995, 7227990]

約数ペア:

[(1, 7227990), (2, 3613995), (3, 2409330), (5, 1445598), (6, 1204665), (7, 1032570), (9, 803110), (10, 722799), (11, 657090), (14, 516285), (15, 481866), (18, 401555), (21, 344190), (22, 328545), (30, 240933), (33, 219030), (35, 206514), (42, 172095), (45, 160622), (49, 147510), (55, 131418), (63, 114730), (66, 109515), (70, 103257), (77, 93870), (90, 80311), (98, 73755), (99, 73010), (105, 68838), (110, 65709), (126, 57365), (147, 49170), (149, 48510), (154, 46935), (165, 43806), (198, 36505), (210, 34419), (231, 31290), (245, 29502), (294, 24585), (298, 24255), (315, 22946), (330, 21903), (385, 18774), (441, 16390), (447, 16170), (462, 15645), (490, 14751), (495, 14602), (539, 13410), (630, 11473), (693, 10430), (735, 9834), (745, 9702), (770, 9387), (882, 8195), (894, 8085), (990, 7301), (1043, 6930), (1078, 6705), (1155, 6258), (1341, 5390), (1386, 5215), (1470, 4917), (1490, 4851), (1617, 4470), (1639, 4410), (2086, 3465), (2205, 3278), (2235, 3234), (2310, 3129), (2682, 2695)]