338449280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2141}}^1$

素因数の和:2192

約数の個数: 128

約数和(自身を含む): 917632800

約数和(自身を除く): 579183520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 988, 1040, 1216, 1235, 1520, 1664, 1976, 2080, 2141, 2432, 2470, 3040, 3952, 4160, 4282, 4940, 6080, 7904, 8320, 8564, 9880, 10705, 12160, 15808, 17128, 19760, 21410, 27833, 31616, 34256, 39520, 40679, 42820, 55666, 68512, 79040, 81358, 85640, 111332, 137024, 139165, 158080, 162716, 171280, 203395, 222664, 274048, 278330, 325432, 342560, 406790, 445328, 528827, 556660, 650864, 685120, 813580, 890656, 1057654, 1113320, 1301728, 1370240, 1627160, 1781312, 2115308, 2226640, 2603456, 2644135, 3254320, 3562624, 4230616, 4453280, 5206912, 5288270, 6508640, 8461232, 8906560, 10576540, 13017280, 16922464, 17813120, 21153080, 26034560, 33844928, 42306160, 67689856, 84612320, 169224640, 338449280]

約数ペア:

[(1, 338449280), (2, 169224640), (4, 84612320), (5, 67689856), (8, 42306160), (10, 33844928), (13, 26034560), (16, 21153080), (19, 17813120), (20, 16922464), (26, 13017280), (32, 10576540), (38, 8906560), (40, 8461232), (52, 6508640), (64, 5288270), (65, 5206912), (76, 4453280), (80, 4230616), (95, 3562624), (104, 3254320), (128, 2644135), (130, 2603456), (152, 2226640), (160, 2115308), (190, 1781312), (208, 1627160), (247, 1370240), (260, 1301728), (304, 1113320), (320, 1057654), (380, 890656), (416, 813580), (494, 685120), (520, 650864), (608, 556660), (640, 528827), (760, 445328), (832, 406790), (988, 342560), (1040, 325432), (1216, 278330), (1235, 274048), (1520, 222664), (1664, 203395), (1976, 171280), (2080, 162716), (2141, 158080), (2432, 139165), (2470, 137024), (3040, 111332), (3952, 85640), (4160, 81358), (4282, 79040), (4940, 68512), (6080, 55666), (7904, 42820), (8320, 40679), (8564, 39520), (9880, 34256), (10705, 31616), (12160, 27833), (15808, 21410), (17128, 19760)]