413227520

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 160

約数和(自身を含む): 1055932416

約数和(自身を除く): 642704896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 127, 128, 155, 160, 164, 205, 248, 254, 256, 310, 320, 328, 410, 496, 508, 512, 620, 635, 640, 656, 820, 992, 1016, 1240, 1270, 1271, 1280, 1312, 1640, 1984, 2032, 2480, 2540, 2542, 2560, 2624, 3280, 3937, 3968, 4064, 4960, 5080, 5084, 5207, 5248, 6355, 6560, 7874, 7936, 8128, 9920, 10160, 10168, 10414, 10496, 12710, 13120, 15748, 15872, 16256, 19685, 19840, 20320, 20336, 20828, 20992, 25420, 26035, 26240, 31496, 32512, 39370, 39680, 40640, 40672, 41656, 50840, 52070, 52480, 62992, 65024, 78740, 79360, 81280, 81344, 83312, 101680, 104140, 104960, 125984, 157480, 161417, 162560, 162688, 166624, 203360, 208280, 251968, 314960, 322834, 325120, 325376, 333248, 406720, 416560, 503936, 629920, 645668, 650752, 666496, 807085, 813440, 833120, 1007872, 1259840, 1291336, 1332992, 1614170, 1626880, 1666240, 2015744, 2519680, 2582672, 2665984, 3228340, 3253760, 3332480, 5039360, 5165344, 6456680, 6664960, 10078720, 10330688, 12913360, 13329920, 20661376, 25826720, 41322752, 51653440, 82645504, 103306880, 206613760, 413227520]

約数ペア:

[(1, 413227520), (2, 206613760), (4, 103306880), (5, 82645504), (8, 51653440), (10, 41322752), (16, 25826720), (20, 20661376), (31, 13329920), (32, 12913360), (40, 10330688), (41, 10078720), (62, 6664960), (64, 6456680), (80, 5165344), (82, 5039360), (124, 3332480), (127, 3253760), (128, 3228340), (155, 2665984), (160, 2582672), (164, 2519680), (205, 2015744), (248, 1666240), (254, 1626880), (256, 1614170), (310, 1332992), (320, 1291336), (328, 1259840), (410, 1007872), (496, 833120), (508, 813440), (512, 807085), (620, 666496), (635, 650752), (640, 645668), (656, 629920), (820, 503936), (992, 416560), (1016, 406720), (1240, 333248), (1270, 325376), (1271, 325120), (1280, 322834), (1312, 314960), (1640, 251968), (1984, 208280), (2032, 203360), (2480, 166624), (2540, 162688), (2542, 162560), (2560, 161417), (2624, 157480), (3280, 125984), (3937, 104960), (3968, 104140), (4064, 101680), (4960, 83312), (5080, 81344), (5084, 81280), (5207, 79360), (5248, 78740), (6355, 65024), (6560, 62992), (7874, 52480), (7936, 52070), (8128, 50840), (9920, 41656), (10160, 40672), (10168, 40640), (10414, 39680), (10496, 39370), (12710, 32512), (13120, 31496), (15748, 26240), (15872, 26035), (16256, 25420), (19685, 20992), (19840, 20828), (20320, 20336)]