29990720

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 112

約数和(自身を含む): 78181200

約数和(自身を除く): 48190480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 136, 148, 149, 160, 170, 185, 272, 296, 298, 320, 340, 370, 544, 592, 596, 629, 680, 740, 745, 1088, 1184, 1192, 1258, 1360, 1480, 1490, 2368, 2384, 2516, 2533, 2720, 2960, 2980, 3145, 4768, 5032, 5066, 5440, 5513, 5920, 5960, 6290, 9536, 10064, 10132, 11026, 11840, 11920, 12580, 12665, 20128, 20264, 22052, 23840, 25160, 25330, 27565, 40256, 40528, 44104, 47680, 50320, 50660, 55130, 81056, 88208, 93721, 100640, 101320, 110260, 162112, 176416, 187442, 201280, 202640, 220520, 352832, 374884, 405280, 441040, 468605, 749768, 810560, 882080, 937210, 1499536, 1764160, 1874420, 2999072, 3748840, 5998144, 7497680, 14995360, 29990720]

約数ペア:

[(1, 29990720), (2, 14995360), (4, 7497680), (5, 5998144), (8, 3748840), (10, 2999072), (16, 1874420), (17, 1764160), (20, 1499536), (32, 937210), (34, 882080), (37, 810560), (40, 749768), (64, 468605), (68, 441040), (74, 405280), (80, 374884), (85, 352832), (136, 220520), (148, 202640), (149, 201280), (160, 187442), (170, 176416), (185, 162112), (272, 110260), (296, 101320), (298, 100640), (320, 93721), (340, 88208), (370, 81056), (544, 55130), (592, 50660), (596, 50320), (629, 47680), (680, 44104), (740, 40528), (745, 40256), (1088, 27565), (1184, 25330), (1192, 25160), (1258, 23840), (1360, 22052), (1480, 20264), (1490, 20128), (2368, 12665), (2384, 12580), (2516, 11920), (2533, 11840), (2720, 11026), (2960, 10132), (2980, 10064), (3145, 9536), (4768, 6290), (5032, 5960), (5066, 5920), (5440, 5513)]