255902640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8017}}^1$

素因数の和:8059

約数の個数: 160

約数和(自身を含む): 954462720

約数和(自身を除く): 698560080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 8017, 10640, 15960, 16034, 24051, 31920, 32068, 40085, 48102, 56119, 64136, 80170, 96204, 112238, 120255, 128272, 152323, 160340, 168357, 192408, 224476, 240510, 280595, 304646, 320680, 336714, 384816, 448952, 456969, 481020, 561190, 609292, 641360, 673428, 761615, 841785, 897904, 913938, 962040, 1066261, 1122380, 1218584, 1346856, 1523230, 1683570, 1827876, 1924080, 2132522, 2244760, 2284845, 2437168, 2693712, 3046460, 3198783, 3367140, 3655752, 4265044, 4489520, 4569690, 5331305, 6092920, 6397566, 6734280, 7311504, 8530088, 9139380, 10662610, 12185840, 12795132, 13468560, 15993915, 17060176, 18278760, 21325220, 25590264, 31987830, 36557520, 42650440, 51180528, 63975660, 85300880, 127951320, 255902640]

約数ペア:

[(1, 255902640), (2, 127951320), (3, 85300880), (4, 63975660), (5, 51180528), (6, 42650440), (7, 36557520), (8, 31987830), (10, 25590264), (12, 21325220), (14, 18278760), (15, 17060176), (16, 15993915), (19, 13468560), (20, 12795132), (21, 12185840), (24, 10662610), (28, 9139380), (30, 8530088), (35, 7311504), (38, 6734280), (40, 6397566), (42, 6092920), (48, 5331305), (56, 4569690), (57, 4489520), (60, 4265044), (70, 3655752), (76, 3367140), (80, 3198783), (84, 3046460), (95, 2693712), (105, 2437168), (112, 2284845), (114, 2244760), (120, 2132522), (133, 1924080), (140, 1827876), (152, 1683570), (168, 1523230), (190, 1346856), (210, 1218584), (228, 1122380), (240, 1066261), (266, 962040), (280, 913938), (285, 897904), (304, 841785), (336, 761615), (380, 673428), (399, 641360), (420, 609292), (456, 561190), (532, 481020), (560, 456969), (570, 448952), (665, 384816), (760, 336714), (798, 320680), (840, 304646), (912, 280595), (1064, 240510), (1140, 224476), (1330, 192408), (1520, 168357), (1596, 160340), (1680, 152323), (1995, 128272), (2128, 120255), (2280, 112238), (2660, 96204), (3192, 80170), (3990, 64136), (4560, 56119), (5320, 48102), (6384, 40085), (7980, 32068), (8017, 31920), (10640, 24051), (15960, 16034)]