258976480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7459}}^1$

素因数の和:7512

約数の個数: 96

約数和(自身を含む): 721889280

約数和(自身を除く): 462912800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 2170, 2480, 3472, 4340, 4960, 6944, 7459, 8680, 14918, 17360, 29836, 34720, 37295, 52213, 59672, 74590, 104426, 119344, 149180, 208852, 231229, 238688, 261065, 298360, 417704, 462458, 522130, 596720, 835408, 924916, 1044260, 1156145, 1193440, 1618603, 1670816, 1849832, 2088520, 2312290, 3237206, 3699664, 4177040, 4624580, 6474412, 7399328, 8093015, 8354080, 9249160, 12948824, 16186030, 18498320, 25897648, 32372060, 36996640, 51795296, 64744120, 129488240, 258976480]

約数ペア:

[(1, 258976480), (2, 129488240), (4, 64744120), (5, 51795296), (7, 36996640), (8, 32372060), (10, 25897648), (14, 18498320), (16, 16186030), (20, 12948824), (28, 9249160), (31, 8354080), (32, 8093015), (35, 7399328), (40, 6474412), (56, 4624580), (62, 4177040), (70, 3699664), (80, 3237206), (112, 2312290), (124, 2088520), (140, 1849832), (155, 1670816), (160, 1618603), (217, 1193440), (224, 1156145), (248, 1044260), (280, 924916), (310, 835408), (434, 596720), (496, 522130), (560, 462458), (620, 417704), (868, 298360), (992, 261065), (1085, 238688), (1120, 231229), (1240, 208852), (1736, 149180), (2170, 119344), (2480, 104426), (3472, 74590), (4340, 59672), (4960, 52213), (6944, 37295), (7459, 34720), (8680, 29836), (14918, 17360)]