78767880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 244702080

約数和(自身を除く): 165934200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 97, 101, 120, 134, 194, 201, 202, 268, 291, 303, 335, 388, 402, 404, 485, 505, 536, 582, 606, 670, 776, 804, 808, 970, 1005, 1010, 1164, 1212, 1340, 1455, 1515, 1608, 1940, 2010, 2020, 2328, 2424, 2680, 2910, 3030, 3880, 4020, 4040, 5820, 6060, 6499, 6767, 8040, 9797, 11640, 12120, 12998, 13534, 19497, 19594, 20301, 25996, 27068, 29391, 32495, 33835, 38994, 39188, 40602, 48985, 51992, 54136, 58782, 64990, 67670, 77988, 78376, 81204, 97485, 97970, 101505, 117564, 129980, 135340, 146955, 155976, 162408, 194970, 195940, 203010, 235128, 259960, 270680, 293910, 389940, 391880, 406020, 587820, 656399, 779880, 812040, 1175640, 1312798, 1969197, 2625596, 3281995, 3938394, 5251192, 6563990, 7876788, 9845985, 13127980, 15753576, 19691970, 26255960, 39383940, 78767880]

約数ペア:

[(1, 78767880), (2, 39383940), (3, 26255960), (4, 19691970), (5, 15753576), (6, 13127980), (8, 9845985), (10, 7876788), (12, 6563990), (15, 5251192), (20, 3938394), (24, 3281995), (30, 2625596), (40, 1969197), (60, 1312798), (67, 1175640), (97, 812040), (101, 779880), (120, 656399), (134, 587820), (194, 406020), (201, 391880), (202, 389940), (268, 293910), (291, 270680), (303, 259960), (335, 235128), (388, 203010), (402, 195940), (404, 194970), (485, 162408), (505, 155976), (536, 146955), (582, 135340), (606, 129980), (670, 117564), (776, 101505), (804, 97970), (808, 97485), (970, 81204), (1005, 78376), (1010, 77988), (1164, 67670), (1212, 64990), (1340, 58782), (1455, 54136), (1515, 51992), (1608, 48985), (1940, 40602), (2010, 39188), (2020, 38994), (2328, 33835), (2424, 32495), (2680, 29391), (2910, 27068), (3030, 25996), (3880, 20301), (4020, 19594), (4040, 19497), (5820, 13534), (6060, 12998), (6499, 12120), (6767, 11640), (8040, 9797)]