643764384

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1657}}^1$

素因数の和:1763

約数の個数: 144

約数和(自身を含む): 1955378880

約数和(自身を除く): 1311614496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 71, 72, 76, 96, 114, 142, 144, 152, 171, 213, 228, 284, 288, 304, 342, 426, 456, 568, 608, 639, 684, 852, 912, 1136, 1278, 1349, 1368, 1657, 1704, 1824, 2272, 2556, 2698, 2736, 3314, 3408, 4047, 4971, 5112, 5396, 5472, 6628, 6816, 8094, 9942, 10224, 10792, 12141, 13256, 14913, 16188, 19884, 20448, 21584, 24282, 26512, 29826, 31483, 32376, 39768, 43168, 48564, 53024, 59652, 62966, 64752, 79536, 94449, 97128, 117647, 119304, 125932, 129504, 159072, 188898, 194256, 235294, 238608, 251864, 283347, 352941, 377796, 388512, 470588, 477216, 503728, 566694, 705882, 755592, 941176, 1007456, 1058823, 1133388, 1411764, 1511184, 1882352, 2117646, 2235293, 2266776, 2823528, 3022368, 3764704, 4235292, 4470586, 4533552, 5647056, 6705879, 8470584, 8941172, 9067104, 11294112, 13411758, 16941168, 17882344, 20117637, 26823516, 33882336, 35764688, 40235274, 53647032, 71529376, 80470548, 107294064, 160941096, 214588128, 321882192, 643764384]

約数ペア:

[(1, 643764384), (2, 321882192), (3, 214588128), (4, 160941096), (6, 107294064), (8, 80470548), (9, 71529376), (12, 53647032), (16, 40235274), (18, 35764688), (19, 33882336), (24, 26823516), (32, 20117637), (36, 17882344), (38, 16941168), (48, 13411758), (57, 11294112), (71, 9067104), (72, 8941172), (76, 8470584), (96, 6705879), (114, 5647056), (142, 4533552), (144, 4470586), (152, 4235292), (171, 3764704), (213, 3022368), (228, 2823528), (284, 2266776), (288, 2235293), (304, 2117646), (342, 1882352), (426, 1511184), (456, 1411764), (568, 1133388), (608, 1058823), (639, 1007456), (684, 941176), (852, 755592), (912, 705882), (1136, 566694), (1278, 503728), (1349, 477216), (1368, 470588), (1657, 388512), (1704, 377796), (1824, 352941), (2272, 283347), (2556, 251864), (2698, 238608), (2736, 235294), (3314, 194256), (3408, 188898), (4047, 159072), (4971, 129504), (5112, 125932), (5396, 119304), (5472, 117647), (6628, 97128), (6816, 94449), (8094, 79536), (9942, 64752), (10224, 62966), (10792, 59652), (12141, 53024), (13256, 48564), (14913, 43168), (16188, 39768), (19884, 32376), (20448, 31483), (21584, 29826), (24282, 26512)]