31863456

素因数分解:

$2^5\times 3^4\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:688

約数の個数: 120

約数和(自身を含む): 98794080

約数和(自身を除く): 66930624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 81, 96, 108, 114, 144, 152, 162, 171, 216, 228, 288, 304, 324, 342, 432, 456, 513, 608, 647, 648, 684, 864, 912, 1026, 1294, 1296, 1368, 1539, 1824, 1941, 2052, 2588, 2592, 2736, 3078, 3882, 4104, 5176, 5472, 5823, 6156, 7764, 8208, 10352, 11646, 12293, 12312, 15528, 16416, 17469, 20704, 23292, 24586, 24624, 31056, 34938, 36879, 46584, 49172, 49248, 52407, 62112, 69876, 73758, 93168, 98344, 104814, 110637, 139752, 147516, 186336, 196688, 209628, 221274, 279504, 295032, 331911, 393376, 419256, 442548, 559008, 590064, 663822, 838512, 885096, 995733, 1180128, 1327644, 1677024, 1770192, 1991466, 2655288, 3540384, 3982932, 5310576, 7965864, 10621152, 15931728, 31863456]

約数ペア:

[(1, 31863456), (2, 15931728), (3, 10621152), (4, 7965864), (6, 5310576), (8, 3982932), (9, 3540384), (12, 2655288), (16, 1991466), (18, 1770192), (19, 1677024), (24, 1327644), (27, 1180128), (32, 995733), (36, 885096), (38, 838512), (48, 663822), (54, 590064), (57, 559008), (72, 442548), (76, 419256), (81, 393376), (96, 331911), (108, 295032), (114, 279504), (144, 221274), (152, 209628), (162, 196688), (171, 186336), (216, 147516), (228, 139752), (288, 110637), (304, 104814), (324, 98344), (342, 93168), (432, 73758), (456, 69876), (513, 62112), (608, 52407), (647, 49248), (648, 49172), (684, 46584), (864, 36879), (912, 34938), (1026, 31056), (1294, 24624), (1296, 24586), (1368, 23292), (1539, 20704), (1824, 17469), (1941, 16416), (2052, 15528), (2588, 12312), (2592, 12293), (2736, 11646), (3078, 10352), (3882, 8208), (4104, 7764), (5176, 6156), (5472, 5823)]