254278368

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1565

約数の個数: 144

約数和(自身を含む): 786240000

約数和(自身を除く): 531961632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 72, 76, 93, 96, 114, 124, 144, 152, 171, 186, 228, 248, 279, 288, 304, 342, 372, 456, 496, 558, 589, 608, 684, 744, 912, 992, 1116, 1178, 1368, 1488, 1499, 1767, 1824, 2232, 2356, 2736, 2976, 2998, 3534, 4464, 4497, 4712, 5301, 5472, 5996, 7068, 8928, 8994, 9424, 10602, 11992, 13491, 14136, 17988, 18848, 21204, 23984, 26982, 28272, 28481, 35976, 42408, 46469, 47968, 53964, 56544, 56962, 71952, 84816, 85443, 92938, 107928, 113924, 139407, 143904, 169632, 170886, 185876, 215856, 227848, 256329, 278814, 341772, 371752, 418221, 431712, 455696, 512658, 557628, 683544, 743504, 836442, 882911, 911392, 1025316, 1115256, 1367088, 1487008, 1672884, 1765822, 2050632, 2230512, 2648733, 2734176, 3345768, 3531644, 4101264, 4461024, 5297466, 6691536, 7063288, 7946199, 8202528, 10594932, 13383072, 14126576, 15892398, 21189864, 28253152, 31784796, 42379728, 63569592, 84759456, 127139184, 254278368]

約数ペア:

[(1, 254278368), (2, 127139184), (3, 84759456), (4, 63569592), (6, 42379728), (8, 31784796), (9, 28253152), (12, 21189864), (16, 15892398), (18, 14126576), (19, 13383072), (24, 10594932), (31, 8202528), (32, 7946199), (36, 7063288), (38, 6691536), (48, 5297466), (57, 4461024), (62, 4101264), (72, 3531644), (76, 3345768), (93, 2734176), (96, 2648733), (114, 2230512), (124, 2050632), (144, 1765822), (152, 1672884), (171, 1487008), (186, 1367088), (228, 1115256), (248, 1025316), (279, 911392), (288, 882911), (304, 836442), (342, 743504), (372, 683544), (456, 557628), (496, 512658), (558, 455696), (589, 431712), (608, 418221), (684, 371752), (744, 341772), (912, 278814), (992, 256329), (1116, 227848), (1178, 215856), (1368, 185876), (1488, 170886), (1499, 169632), (1767, 143904), (1824, 139407), (2232, 113924), (2356, 107928), (2736, 92938), (2976, 85443), (2998, 84816), (3534, 71952), (4464, 56962), (4497, 56544), (4712, 53964), (5301, 47968), (5472, 46469), (5996, 42408), (7068, 35976), (8928, 28481), (8994, 28272), (9424, 26982), (10602, 23984), (11992, 21204), (13491, 18848), (14136, 17988)]