348515440

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1024

約数の個数: 160

約数和(自身を含む): 1018684800

約数和(自身を除く): 670169360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 343, 364, 392, 455, 490, 520, 560, 637, 686, 728, 784, 910, 977, 980, 1040, 1274, 1372, 1456, 1715, 1820, 1954, 1960, 2548, 2744, 3185, 3430, 3640, 3908, 3920, 4459, 4885, 5096, 5488, 6370, 6839, 6860, 7280, 7816, 8918, 9770, 10192, 12701, 12740, 13678, 13720, 15632, 17836, 19540, 22295, 25402, 25480, 27356, 27440, 34195, 35672, 39080, 44590, 47873, 50804, 50960, 54712, 63505, 68390, 71344, 78160, 88907, 89180, 95746, 101608, 109424, 127010, 136780, 177814, 178360, 191492, 203216, 239365, 254020, 273560, 335111, 355628, 356720, 382984, 444535, 478730, 508040, 547120, 622349, 670222, 711256, 765968, 889070, 957460, 1016080, 1244698, 1340444, 1422512, 1675555, 1778140, 1914920, 2489396, 2680888, 3111745, 3351110, 3556280, 3829840, 4356443, 4978792, 5361776, 6223490, 6702220, 7112560, 8712886, 9957584, 12446980, 13404440, 17425772, 21782215, 24893960, 26808880, 34851544, 43564430, 49787920, 69703088, 87128860, 174257720, 348515440]

約数ペア:

[(1, 348515440), (2, 174257720), (4, 87128860), (5, 69703088), (7, 49787920), (8, 43564430), (10, 34851544), (13, 26808880), (14, 24893960), (16, 21782215), (20, 17425772), (26, 13404440), (28, 12446980), (35, 9957584), (40, 8712886), (49, 7112560), (52, 6702220), (56, 6223490), (65, 5361776), (70, 4978792), (80, 4356443), (91, 3829840), (98, 3556280), (104, 3351110), (112, 3111745), (130, 2680888), (140, 2489396), (182, 1914920), (196, 1778140), (208, 1675555), (245, 1422512), (260, 1340444), (280, 1244698), (343, 1016080), (364, 957460), (392, 889070), (455, 765968), (490, 711256), (520, 670222), (560, 622349), (637, 547120), (686, 508040), (728, 478730), (784, 444535), (910, 382984), (977, 356720), (980, 355628), (1040, 335111), (1274, 273560), (1372, 254020), (1456, 239365), (1715, 203216), (1820, 191492), (1954, 178360), (1960, 177814), (2548, 136780), (2744, 127010), (3185, 109424), (3430, 101608), (3640, 95746), (3908, 89180), (3920, 88907), (4459, 78160), (4885, 71344), (5096, 68390), (5488, 63505), (6370, 54712), (6839, 50960), (6860, 50804), (7280, 47873), (7816, 44590), (8918, 39080), (9770, 35672), (10192, 34195), (12701, 27440), (12740, 27356), (13678, 25480), (13720, 25402), (15632, 22295), (17836, 19540)]