320189520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1433}}^1$

素因数の和:1482

約数の個数: 240

約数和(自身を含む): 1216261440

約数和(自身を除く): 896071920

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, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 490, 532, 560, 570, 588, 665, 735, 760, 784, 798, 840, 912, 931, 980, 1064, 1140, 1176, 1330, 1433, 1470, 1520, 1596, 1680, 1862, 1960, 1995, 2128, 2280, 2352, 2660, 2793, 2866, 2940, 3192, 3724, 3920, 3990, 4299, 4560, 4655, 5320, 5586, 5732, 5880, 6384, 7165, 7448, 7980, 8598, 9310, 10031, 10640, 11172, 11464, 11760, 13965, 14330, 14896, 15960, 17196, 18620, 20062, 21495, 22344, 22928, 27227, 27930, 28660, 30093, 31920, 34392, 37240, 40124, 42990, 44688, 50155, 54454, 55860, 57320, 60186, 68784, 70217, 74480, 80248, 81681, 85980, 100310, 108908, 111720, 114640, 120372, 136135, 140434, 150465, 160496, 163362, 171960, 190589, 200620, 210651, 217816, 223440, 240744, 272270, 280868, 300930, 326724, 343920, 351085, 381178, 401240, 408405, 421302, 435632, 481488, 544540, 561736, 571767, 601860, 653448, 702170, 762356, 802480, 816810, 842604, 952945, 1053255, 1089080, 1123472, 1143534, 1203720, 1306896, 1334123, 1404340, 1524712, 1633620, 1685208, 1905890, 2106510, 2178160, 2287068, 2407440, 2668246, 2808680, 2858835, 3049424, 3267240, 3370416, 3811780, 4002369, 4213020, 4574136, 5336492, 5617360, 5717670, 6534480, 6670615, 7623560, 8004738, 8426040, 9148272, 10672984, 11435340, 13341230, 15247120, 16009476, 16852080, 20011845, 21345968, 22870680, 26682460, 32018952, 40023690, 45741360, 53364920, 64037904, 80047380, 106729840, 160094760, 320189520]

約数ペア:

[(1, 320189520), (2, 160094760), (3, 106729840), (4, 80047380), (5, 64037904), (6, 53364920), (7, 45741360), (8, 40023690), (10, 32018952), (12, 26682460), (14, 22870680), (15, 21345968), (16, 20011845), (19, 16852080), (20, 16009476), (21, 15247120), (24, 13341230), (28, 11435340), (30, 10672984), (35, 9148272), (38, 8426040), (40, 8004738), (42, 7623560), (48, 6670615), (49, 6534480), (56, 5717670), (57, 5617360), (60, 5336492), (70, 4574136), (76, 4213020), (80, 4002369), (84, 3811780), (95, 3370416), (98, 3267240), (105, 3049424), (112, 2858835), (114, 2808680), (120, 2668246), (133, 2407440), (140, 2287068), (147, 2178160), (152, 2106510), (168, 1905890), (190, 1685208), (196, 1633620), (210, 1524712), (228, 1404340), (240, 1334123), (245, 1306896), (266, 1203720), (280, 1143534), (285, 1123472), (294, 1089080), (304, 1053255), (336, 952945), (380, 842604), (392, 816810), (399, 802480), (420, 762356), (456, 702170), (490, 653448), (532, 601860), (560, 571767), (570, 561736), (588, 544540), (665, 481488), (735, 435632), (760, 421302), (784, 408405), (798, 401240), (840, 381178), (912, 351085), (931, 343920), (980, 326724), (1064, 300930), (1140, 280868), (1176, 272270), (1330, 240744), (1433, 223440), (1470, 217816), (1520, 210651), (1596, 200620), (1680, 190589), (1862, 171960), (1960, 163362), (1995, 160496), (2128, 150465), (2280, 140434), (2352, 136135), (2660, 120372), (2793, 114640), (2866, 111720), (2940, 108908), (3192, 100310), (3724, 85980), (3920, 81681), (3990, 80248), (4299, 74480), (4560, 70217), (4655, 68784), (5320, 60186), (5586, 57320), (5732, 55860), (5880, 54454), (6384, 50155), (7165, 44688), (7448, 42990), (7980, 40124), (8598, 37240), (9310, 34392), (10031, 31920), (10640, 30093), (11172, 28660), (11464, 27930), (11760, 27227), (13965, 22928), (14330, 22344), (14896, 21495), (15960, 20062), (17196, 18620)]