340117960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:168

約数の個数: 256

約数和(自身を含む): 1005903360

約数和(自身を除く): 665785400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 43, 52, 53, 56, 65, 70, 82, 86, 91, 104, 106, 130, 140, 164, 172, 182, 205, 212, 215, 260, 265, 280, 287, 301, 328, 344, 364, 371, 410, 424, 430, 455, 520, 530, 533, 559, 574, 602, 689, 728, 742, 820, 860, 910, 1060, 1066, 1118, 1148, 1204, 1378, 1435, 1484, 1505, 1640, 1720, 1763, 1820, 1855, 2120, 2132, 2173, 2236, 2279, 2296, 2408, 2665, 2756, 2795, 2870, 2968, 3010, 3445, 3526, 3640, 3710, 3731, 3913, 4264, 4346, 4472, 4558, 4823, 5330, 5512, 5590, 5740, 6020, 6890, 7052, 7420, 7462, 7826, 8692, 8815, 9116, 9646, 10660, 10865, 11180, 11395, 11480, 12040, 12341, 13780, 14104, 14840, 14924, 15211, 15652, 15953, 17384, 17630, 18232, 18655, 19292, 19565, 21320, 21730, 22360, 22790, 22919, 24115, 24682, 27560, 28249, 29627, 29848, 30422, 31304, 31906, 35260, 37310, 38584, 39130, 43460, 45580, 45838, 48230, 49364, 56498, 59254, 60844, 61705, 63812, 70520, 74620, 76055, 78260, 79765, 86920, 91160, 91676, 93439, 96460, 98728, 112996, 114595, 118508, 121688, 123410, 127624, 141245, 148135, 149240, 152110, 156520, 159530, 160433, 183352, 186878, 192920, 197743, 207389, 225992, 229190, 237016, 246820, 282490, 296270, 304220, 319060, 320866, 373756, 395486, 414778, 458380, 467195, 493640, 564980, 592540, 608440, 638120, 641732, 654073, 747512, 790972, 802165, 829556, 916760, 934390, 988715, 1036945, 1129960, 1185080, 1214707, 1283464, 1308146, 1581944, 1604330, 1659112, 1868780, 1977430, 2073890, 2429414, 2616292, 3208660, 3270365, 3737560, 3954860, 4147780, 4858828, 5232584, 6073535, 6417320, 6540730, 7909720, 8295560, 8502949, 9717656, 12147070, 13081460, 17005898, 24294140, 26162920, 34011796, 42514745, 48588280, 68023592, 85029490, 170058980, 340117960]

約数ペア:

[(1, 340117960), (2, 170058980), (4, 85029490), (5, 68023592), (7, 48588280), (8, 42514745), (10, 34011796), (13, 26162920), (14, 24294140), (20, 17005898), (26, 13081460), (28, 12147070), (35, 9717656), (40, 8502949), (41, 8295560), (43, 7909720), (52, 6540730), (53, 6417320), (56, 6073535), (65, 5232584), (70, 4858828), (82, 4147780), (86, 3954860), (91, 3737560), (104, 3270365), (106, 3208660), (130, 2616292), (140, 2429414), (164, 2073890), (172, 1977430), (182, 1868780), (205, 1659112), (212, 1604330), (215, 1581944), (260, 1308146), (265, 1283464), (280, 1214707), (287, 1185080), (301, 1129960), (328, 1036945), (344, 988715), (364, 934390), (371, 916760), (410, 829556), (424, 802165), (430, 790972), (455, 747512), (520, 654073), (530, 641732), (533, 638120), (559, 608440), (574, 592540), (602, 564980), (689, 493640), (728, 467195), (742, 458380), (820, 414778), (860, 395486), (910, 373756), (1060, 320866), (1066, 319060), (1118, 304220), (1148, 296270), (1204, 282490), (1378, 246820), (1435, 237016), (1484, 229190), (1505, 225992), (1640, 207389), (1720, 197743), (1763, 192920), (1820, 186878), (1855, 183352), (2120, 160433), (2132, 159530), (2173, 156520), (2236, 152110), (2279, 149240), (2296, 148135), (2408, 141245), (2665, 127624), (2756, 123410), (2795, 121688), (2870, 118508), (2968, 114595), (3010, 112996), (3445, 98728), (3526, 96460), (3640, 93439), (3710, 91676), (3731, 91160), (3913, 86920), (4264, 79765), (4346, 78260), (4472, 76055), (4558, 74620), (4823, 70520), (5330, 63812), (5512, 61705), (5590, 60844), (5740, 59254), (6020, 56498), (6890, 49364), (7052, 48230), (7420, 45838), (7462, 45580), (7826, 43460), (8692, 39130), (8815, 38584), (9116, 37310), (9646, 35260), (10660, 31906), (10865, 31304), (11180, 30422), (11395, 29848), (11480, 29627), (12040, 28249), (12341, 27560), (13780, 24682), (14104, 24115), (14840, 22919), (14924, 22790), (15211, 22360), (15652, 21730), (15953, 21320), (17384, 19565), (17630, 19292), (18232, 18655)]