278799456

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{773}}^1$

素因数の和:833

約数の個数: 144

約数和(自身を含む): 838316304

約数和(自身を除く): 559516848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 68, 78, 96, 102, 104, 136, 156, 204, 208, 221, 272, 289, 312, 408, 416, 442, 544, 578, 624, 663, 773, 816, 867, 884, 1156, 1248, 1326, 1546, 1632, 1734, 1768, 2312, 2319, 2652, 3092, 3468, 3536, 3757, 4624, 4638, 5304, 6184, 6936, 7072, 7514, 9248, 9276, 10049, 10608, 11271, 12368, 13141, 13872, 15028, 18552, 20098, 21216, 22542, 24736, 26282, 27744, 30056, 30147, 37104, 39423, 40196, 45084, 52564, 60112, 60294, 74208, 78846, 80392, 90168, 105128, 120224, 120588, 157692, 160784, 170833, 180336, 210256, 223397, 241176, 315384, 321568, 341666, 360672, 420512, 446794, 482352, 512499, 630768, 670191, 683332, 893588, 964704, 1024998, 1261536, 1340382, 1366664, 1787176, 2049996, 2680764, 2733328, 2904161, 3574352, 4099992, 5361528, 5466656, 5808322, 7148704, 8199984, 8712483, 10723056, 11616644, 16399968, 17424966, 21446112, 23233288, 34849932, 46466576, 69699864, 92933152, 139399728, 278799456]

約数ペア:

[(1, 278799456), (2, 139399728), (3, 92933152), (4, 69699864), (6, 46466576), (8, 34849932), (12, 23233288), (13, 21446112), (16, 17424966), (17, 16399968), (24, 11616644), (26, 10723056), (32, 8712483), (34, 8199984), (39, 7148704), (48, 5808322), (51, 5466656), (52, 5361528), (68, 4099992), (78, 3574352), (96, 2904161), (102, 2733328), (104, 2680764), (136, 2049996), (156, 1787176), (204, 1366664), (208, 1340382), (221, 1261536), (272, 1024998), (289, 964704), (312, 893588), (408, 683332), (416, 670191), (442, 630768), (544, 512499), (578, 482352), (624, 446794), (663, 420512), (773, 360672), (816, 341666), (867, 321568), (884, 315384), (1156, 241176), (1248, 223397), (1326, 210256), (1546, 180336), (1632, 170833), (1734, 160784), (1768, 157692), (2312, 120588), (2319, 120224), (2652, 105128), (3092, 90168), (3468, 80392), (3536, 78846), (3757, 74208), (4624, 60294), (4638, 60112), (5304, 52564), (6184, 45084), (6936, 40196), (7072, 39423), (7514, 37104), (9248, 30147), (9276, 30056), (10049, 27744), (10608, 26282), (11271, 24736), (12368, 22542), (13141, 21216), (13872, 20098), (15028, 18552)]