258849752

素因数分解:

$2^3\times 7^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 622080000

約数和(自身を除く): 363230248

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 31, 34, 49, 56, 62, 68, 98, 119, 124, 136, 179, 196, 217, 238, 248, 343, 358, 392, 434, 476, 527, 686, 716, 833, 868, 952, 1054, 1253, 1372, 1432, 1519, 1666, 1736, 2108, 2506, 2744, 3038, 3043, 3332, 3689, 4216, 5012, 5549, 5831, 6076, 6086, 6664, 7378, 8771, 10024, 10633, 11098, 11662, 12152, 12172, 14756, 17542, 21266, 21301, 22196, 23324, 24344, 25823, 29512, 35084, 38843, 42532, 42602, 44392, 46648, 51646, 61397, 70168, 77686, 85064, 85204, 94333, 103292, 122794, 149107, 155372, 170408, 180761, 188666, 206584, 245588, 271901, 298214, 310744, 361522, 377332, 491176, 543802, 596428, 660331, 723044, 754664, 1043749, 1087604, 1192856, 1320662, 1446088, 1903307, 2087498, 2175208, 2641324, 3806614, 4174996, 4622317, 5282648, 7613228, 8349992, 9244634, 15226456, 18489268, 32356219, 36978536, 64712438, 129424876, 258849752]

約数ペア:

[(1, 258849752), (2, 129424876), (4, 64712438), (7, 36978536), (8, 32356219), (14, 18489268), (17, 15226456), (28, 9244634), (31, 8349992), (34, 7613228), (49, 5282648), (56, 4622317), (62, 4174996), (68, 3806614), (98, 2641324), (119, 2175208), (124, 2087498), (136, 1903307), (179, 1446088), (196, 1320662), (217, 1192856), (238, 1087604), (248, 1043749), (343, 754664), (358, 723044), (392, 660331), (434, 596428), (476, 543802), (527, 491176), (686, 377332), (716, 361522), (833, 310744), (868, 298214), (952, 271901), (1054, 245588), (1253, 206584), (1372, 188666), (1432, 180761), (1519, 170408), (1666, 155372), (1736, 149107), (2108, 122794), (2506, 103292), (2744, 94333), (3038, 85204), (3043, 85064), (3332, 77686), (3689, 70168), (4216, 61397), (5012, 51646), (5549, 46648), (5831, 44392), (6076, 42602), (6086, 42532), (6664, 38843), (7378, 35084), (8771, 29512), (10024, 25823), (10633, 24344), (11098, 23324), (11662, 22196), (12152, 21301), (12172, 21266), (14756, 17542)]