71141940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 232569792

約数和(自身を除く): 161427852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 67, 68, 85, 90, 102, 134, 153, 170, 180, 201, 204, 255, 268, 306, 335, 340, 347, 402, 510, 603, 612, 670, 694, 765, 804, 1005, 1020, 1041, 1139, 1206, 1340, 1388, 1530, 1735, 2010, 2082, 2278, 2412, 3015, 3060, 3123, 3417, 3470, 4020, 4164, 4556, 5205, 5695, 5899, 6030, 6246, 6834, 6940, 10251, 10410, 11390, 11798, 12060, 12492, 13668, 15615, 17085, 17697, 20502, 20820, 22780, 23249, 23596, 29495, 31230, 34170, 35394, 41004, 46498, 51255, 53091, 58990, 62460, 68340, 69747, 70788, 88485, 92996, 102510, 106182, 116245, 117980, 139494, 176970, 205020, 209241, 212364, 232490, 265455, 278988, 348735, 353940, 395233, 418482, 464980, 530910, 697470, 790466, 836964, 1046205, 1061820, 1185699, 1394940, 1580932, 1976165, 2092410, 2371398, 3557097, 3952330, 4184820, 4742796, 5928495, 7114194, 7904660, 11856990, 14228388, 17785485, 23713980, 35570970, 71141940]

約数ペア:

[(1, 71141940), (2, 35570970), (3, 23713980), (4, 17785485), (5, 14228388), (6, 11856990), (9, 7904660), (10, 7114194), (12, 5928495), (15, 4742796), (17, 4184820), (18, 3952330), (20, 3557097), (30, 2371398), (34, 2092410), (36, 1976165), (45, 1580932), (51, 1394940), (60, 1185699), (67, 1061820), (68, 1046205), (85, 836964), (90, 790466), (102, 697470), (134, 530910), (153, 464980), (170, 418482), (180, 395233), (201, 353940), (204, 348735), (255, 278988), (268, 265455), (306, 232490), (335, 212364), (340, 209241), (347, 205020), (402, 176970), (510, 139494), (603, 117980), (612, 116245), (670, 106182), (694, 102510), (765, 92996), (804, 88485), (1005, 70788), (1020, 69747), (1041, 68340), (1139, 62460), (1206, 58990), (1340, 53091), (1388, 51255), (1530, 46498), (1735, 41004), (2010, 35394), (2082, 34170), (2278, 31230), (2412, 29495), (3015, 23596), (3060, 23249), (3123, 22780), (3417, 20820), (3470, 20502), (4020, 17697), (4164, 17085), (4556, 15615), (5205, 13668), (5695, 12492), (5899, 12060), (6030, 11798), (6246, 11390), (6834, 10410), (6940, 10251)]