245465584

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 635959296

約数和(自身を除く): 390493712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 47, 52, 56, 68, 91, 94, 104, 112, 119, 136, 182, 188, 208, 211, 221, 238, 272, 329, 364, 376, 422, 442, 476, 611, 658, 728, 752, 799, 844, 884, 952, 1222, 1316, 1456, 1477, 1547, 1598, 1688, 1768, 1904, 2444, 2632, 2743, 2954, 3094, 3196, 3376, 3536, 3587, 4277, 4888, 5264, 5486, 5593, 5908, 6188, 6392, 7174, 8554, 9776, 9917, 10387, 10972, 11186, 11816, 12376, 12784, 14348, 17108, 19201, 19834, 20774, 21944, 22372, 23632, 24752, 25109, 28696, 34216, 38402, 39668, 41548, 43888, 44744, 46631, 50218, 57392, 68432, 69419, 72709, 76804, 79336, 83096, 89488, 93262, 100436, 128921, 138838, 145418, 153608, 158672, 166192, 168589, 186524, 200872, 257842, 277676, 290836, 307216, 326417, 337178, 373048, 401744, 515684, 555352, 581672, 652834, 674356, 746096, 902447, 1031368, 1110704, 1163344, 1180123, 1305668, 1348712, 1804894, 2062736, 2191657, 2360246, 2611336, 2697424, 3609788, 4383314, 4720492, 5222672, 7219576, 8766628, 9440984, 14439152, 15341599, 17533256, 18881968, 30683198, 35066512, 61366396, 122732792, 245465584]

約数ペア:

[(1, 245465584), (2, 122732792), (4, 61366396), (7, 35066512), (8, 30683198), (13, 18881968), (14, 17533256), (16, 15341599), (17, 14439152), (26, 9440984), (28, 8766628), (34, 7219576), (47, 5222672), (52, 4720492), (56, 4383314), (68, 3609788), (91, 2697424), (94, 2611336), (104, 2360246), (112, 2191657), (119, 2062736), (136, 1804894), (182, 1348712), (188, 1305668), (208, 1180123), (211, 1163344), (221, 1110704), (238, 1031368), (272, 902447), (329, 746096), (364, 674356), (376, 652834), (422, 581672), (442, 555352), (476, 515684), (611, 401744), (658, 373048), (728, 337178), (752, 326417), (799, 307216), (844, 290836), (884, 277676), (952, 257842), (1222, 200872), (1316, 186524), (1456, 168589), (1477, 166192), (1547, 158672), (1598, 153608), (1688, 145418), (1768, 138838), (1904, 128921), (2444, 100436), (2632, 93262), (2743, 89488), (2954, 83096), (3094, 79336), (3196, 76804), (3376, 72709), (3536, 69419), (3587, 68432), (4277, 57392), (4888, 50218), (5264, 46631), (5486, 44744), (5593, 43888), (5908, 41548), (6188, 39668), (6392, 38402), (7174, 34216), (8554, 28696), (9776, 25109), (9917, 24752), (10387, 23632), (10972, 22372), (11186, 21944), (11816, 20774), (12376, 19834), (12784, 19201), (14348, 17108)]