726123456

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1543}}^1$

素因数の和:1623

約数の個数: 168

約数和(自身を含む): 2243246720

約数和(自身を除く): 1517123264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 43, 48, 57, 64, 72, 76, 86, 96, 114, 129, 144, 152, 171, 172, 192, 228, 258, 288, 304, 342, 344, 387, 456, 516, 576, 608, 684, 688, 774, 817, 912, 1032, 1216, 1368, 1376, 1543, 1548, 1634, 1824, 2064, 2451, 2736, 2752, 3086, 3096, 3268, 3648, 4128, 4629, 4902, 5472, 6172, 6192, 6536, 7353, 8256, 9258, 9804, 10944, 12344, 12384, 13072, 13887, 14706, 18516, 19608, 24688, 24768, 26144, 27774, 29317, 29412, 37032, 39216, 49376, 52288, 55548, 58634, 58824, 66349, 74064, 78432, 87951, 98752, 111096, 117268, 117648, 132698, 148128, 156864, 175902, 199047, 222192, 234536, 235296, 263853, 265396, 296256, 351804, 398094, 444384, 469072, 470592, 527706, 530792, 597141, 703608, 796188, 888768, 938144, 1055412, 1061584, 1194282, 1260631, 1407216, 1592376, 1876288, 2110824, 2123168, 2388564, 2521262, 2814432, 3184752, 3781893, 4221648, 4246336, 4777128, 5042524, 5628864, 6369504, 7563786, 8443296, 9554256, 10085048, 11345679, 12739008, 15127572, 16886592, 19108512, 20170096, 22691358, 30255144, 38217024, 40340192, 45382716, 60510288, 80680384, 90765432, 121020576, 181530864, 242041152, 363061728, 726123456]

約数ペア:

[(1, 726123456), (2, 363061728), (3, 242041152), (4, 181530864), (6, 121020576), (8, 90765432), (9, 80680384), (12, 60510288), (16, 45382716), (18, 40340192), (19, 38217024), (24, 30255144), (32, 22691358), (36, 20170096), (38, 19108512), (43, 16886592), (48, 15127572), (57, 12739008), (64, 11345679), (72, 10085048), (76, 9554256), (86, 8443296), (96, 7563786), (114, 6369504), (129, 5628864), (144, 5042524), (152, 4777128), (171, 4246336), (172, 4221648), (192, 3781893), (228, 3184752), (258, 2814432), (288, 2521262), (304, 2388564), (342, 2123168), (344, 2110824), (387, 1876288), (456, 1592376), (516, 1407216), (576, 1260631), (608, 1194282), (684, 1061584), (688, 1055412), (774, 938144), (817, 888768), (912, 796188), (1032, 703608), (1216, 597141), (1368, 530792), (1376, 527706), (1543, 470592), (1548, 469072), (1634, 444384), (1824, 398094), (2064, 351804), (2451, 296256), (2736, 265396), (2752, 263853), (3086, 235296), (3096, 234536), (3268, 222192), (3648, 199047), (4128, 175902), (4629, 156864), (4902, 148128), (5472, 132698), (6172, 117648), (6192, 117268), (6536, 111096), (7353, 98752), (8256, 87951), (9258, 78432), (9804, 74064), (10944, 66349), (12344, 58824), (12384, 58634), (13072, 55548), (13887, 52288), (14706, 49376), (18516, 39216), (19608, 37032), (24688, 29412), (24768, 29317), (26144, 27774)]