31148640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:341

約数の個数: 144

約数和(自身を含む): 107872128

約数和(自身を除く): 76723488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 97, 120, 144, 160, 180, 194, 223, 240, 288, 291, 360, 388, 446, 480, 485, 582, 669, 720, 776, 873, 892, 970, 1115, 1164, 1338, 1440, 1455, 1552, 1746, 1784, 1940, 2007, 2230, 2328, 2676, 2910, 3104, 3345, 3492, 3568, 3880, 4014, 4365, 4460, 4656, 5352, 5820, 6690, 6984, 7136, 7760, 8028, 8730, 8920, 9312, 10035, 10704, 11640, 13380, 13968, 15520, 16056, 17460, 17840, 20070, 21408, 21631, 23280, 26760, 27936, 32112, 34920, 35680, 40140, 43262, 46560, 53520, 64224, 64893, 69840, 80280, 86524, 107040, 108155, 129786, 139680, 160560, 173048, 194679, 216310, 259572, 321120, 324465, 346096, 389358, 432620, 519144, 648930, 692192, 778716, 865240, 973395, 1038288, 1297860, 1557432, 1730480, 1946790, 2076576, 2595720, 3114864, 3460960, 3893580, 5191440, 6229728, 7787160, 10382880, 15574320, 31148640]

約数ペア:

[(1, 31148640), (2, 15574320), (3, 10382880), (4, 7787160), (5, 6229728), (6, 5191440), (8, 3893580), (9, 3460960), (10, 3114864), (12, 2595720), (15, 2076576), (16, 1946790), (18, 1730480), (20, 1557432), (24, 1297860), (30, 1038288), (32, 973395), (36, 865240), (40, 778716), (45, 692192), (48, 648930), (60, 519144), (72, 432620), (80, 389358), (90, 346096), (96, 324465), (97, 321120), (120, 259572), (144, 216310), (160, 194679), (180, 173048), (194, 160560), (223, 139680), (240, 129786), (288, 108155), (291, 107040), (360, 86524), (388, 80280), (446, 69840), (480, 64893), (485, 64224), (582, 53520), (669, 46560), (720, 43262), (776, 40140), (873, 35680), (892, 34920), (970, 32112), (1115, 27936), (1164, 26760), (1338, 23280), (1440, 21631), (1455, 21408), (1552, 20070), (1746, 17840), (1784, 17460), (1940, 16056), (2007, 15520), (2230, 13968), (2328, 13380), (2676, 11640), (2910, 10704), (3104, 10035), (3345, 9312), (3492, 8920), (3568, 8730), (3880, 8028), (4014, 7760), (4365, 7136), (4460, 6984), (4656, 6690), (5352, 5820)]