389788296

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 1048412160

約数和(自身を除く): 658623864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 47, 62, 71, 93, 94, 124, 141, 142, 157, 186, 188, 213, 248, 282, 284, 314, 372, 376, 426, 471, 564, 568, 628, 744, 852, 942, 1128, 1256, 1457, 1704, 1884, 2201, 2914, 3337, 3768, 4371, 4402, 4867, 5828, 6603, 6674, 7379, 8742, 8804, 9734, 10011, 11147, 11656, 13206, 13348, 14601, 14758, 17484, 17608, 19468, 20022, 22137, 22294, 26412, 26696, 29202, 29516, 33441, 34968, 38936, 40044, 44274, 44588, 52824, 58404, 59032, 66882, 80088, 88548, 89176, 103447, 116808, 133764, 177096, 206894, 228749, 267528, 310341, 345557, 413788, 457498, 523909, 620682, 686247, 691114, 827576, 914996, 1036671, 1047818, 1241364, 1372494, 1382228, 1571727, 1829992, 2073342, 2095636, 2482728, 2744988, 2764456, 3143454, 4146684, 4191272, 5489976, 6286908, 8293368, 12573816, 16241179, 32482358, 48723537, 64964716, 97447074, 129929432, 194894148, 389788296]

約数ペア:

[(1, 389788296), (2, 194894148), (3, 129929432), (4, 97447074), (6, 64964716), (8, 48723537), (12, 32482358), (24, 16241179), (31, 12573816), (47, 8293368), (62, 6286908), (71, 5489976), (93, 4191272), (94, 4146684), (124, 3143454), (141, 2764456), (142, 2744988), (157, 2482728), (186, 2095636), (188, 2073342), (213, 1829992), (248, 1571727), (282, 1382228), (284, 1372494), (314, 1241364), (372, 1047818), (376, 1036671), (426, 914996), (471, 827576), (564, 691114), (568, 686247), (628, 620682), (744, 523909), (852, 457498), (942, 413788), (1128, 345557), (1256, 310341), (1457, 267528), (1704, 228749), (1884, 206894), (2201, 177096), (2914, 133764), (3337, 116808), (3768, 103447), (4371, 89176), (4402, 88548), (4867, 80088), (5828, 66882), (6603, 59032), (6674, 58404), (7379, 52824), (8742, 44588), (8804, 44274), (9734, 40044), (10011, 38936), (11147, 34968), (11656, 33441), (13206, 29516), (13348, 29202), (14601, 26696), (14758, 26412), (17484, 22294), (17608, 22137), (19468, 20022)]