276688640

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 722104320

約数和(自身を除く): 445415680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 256, 304, 310, 320, 367, 380, 496, 589, 608, 620, 640, 734, 760, 992, 1178, 1216, 1240, 1280, 1468, 1520, 1835, 1984, 2356, 2432, 2480, 2936, 2945, 3040, 3670, 3968, 4712, 4864, 4960, 5872, 5890, 6080, 6973, 7340, 7936, 9424, 9920, 11377, 11744, 11780, 12160, 13946, 14680, 18848, 19840, 22754, 23488, 23560, 24320, 27892, 29360, 34865, 37696, 39680, 45508, 46976, 47120, 55784, 56885, 58720, 69730, 75392, 91016, 93952, 94240, 111568, 113770, 117440, 139460, 150784, 182032, 188480, 216163, 223136, 227540, 234880, 278920, 364064, 376960, 432326, 446272, 455080, 469760, 557840, 728128, 753920, 864652, 892544, 910160, 1080815, 1115680, 1456256, 1729304, 1785088, 1820320, 2161630, 2231360, 2912512, 3458608, 3640640, 4323260, 4462720, 6917216, 7281280, 8646520, 8925440, 13834432, 14562560, 17293040, 27668864, 34586080, 55337728, 69172160, 138344320, 276688640]

約数ペア:

[(1, 276688640), (2, 138344320), (4, 69172160), (5, 55337728), (8, 34586080), (10, 27668864), (16, 17293040), (19, 14562560), (20, 13834432), (31, 8925440), (32, 8646520), (38, 7281280), (40, 6917216), (62, 4462720), (64, 4323260), (76, 3640640), (80, 3458608), (95, 2912512), (124, 2231360), (128, 2161630), (152, 1820320), (155, 1785088), (160, 1729304), (190, 1456256), (248, 1115680), (256, 1080815), (304, 910160), (310, 892544), (320, 864652), (367, 753920), (380, 728128), (496, 557840), (589, 469760), (608, 455080), (620, 446272), (640, 432326), (734, 376960), (760, 364064), (992, 278920), (1178, 234880), (1216, 227540), (1240, 223136), (1280, 216163), (1468, 188480), (1520, 182032), (1835, 150784), (1984, 139460), (2356, 117440), (2432, 113770), (2480, 111568), (2936, 94240), (2945, 93952), (3040, 91016), (3670, 75392), (3968, 69730), (4712, 58720), (4864, 56885), (4960, 55784), (5872, 47120), (5890, 46976), (6080, 45508), (6973, 39680), (7340, 37696), (7936, 34865), (9424, 29360), (9920, 27892), (11377, 24320), (11744, 23560), (11780, 23488), (12160, 22754), (13946, 19840), (14680, 18848)]