317886720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4357}}^1$

素因数の和:4400

約数の個数: 144

約数和(自身を含む): 1068930240

約数和(自身を除く): 751043520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 3840, 4357, 4560, 4864, 6080, 7296, 8714, 9120, 12160, 13071, 14592, 17428, 18240, 21785, 24320, 26142, 34856, 36480, 43570, 52284, 65355, 69712, 72960, 82783, 87140, 104568, 130710, 139424, 165566, 174280, 209136, 248349, 261420, 278848, 331132, 348560, 413915, 418272, 496698, 522840, 557696, 662264, 697120, 827830, 836544, 993396, 1045680, 1115392, 1241745, 1324528, 1394240, 1655660, 1673088, 1986792, 2091360, 2483490, 2649056, 2788480, 3311320, 3346176, 3973584, 4182720, 4966980, 5298112, 5576960, 6622640, 7947168, 8365440, 9933960, 10596224, 13245280, 15894336, 16730880, 19867920, 21192448, 26490560, 31788672, 39735840, 52981120, 63577344, 79471680, 105962240, 158943360, 317886720]

約数ペア:

[(1, 317886720), (2, 158943360), (3, 105962240), (4, 79471680), (5, 63577344), (6, 52981120), (8, 39735840), (10, 31788672), (12, 26490560), (15, 21192448), (16, 19867920), (19, 16730880), (20, 15894336), (24, 13245280), (30, 10596224), (32, 9933960), (38, 8365440), (40, 7947168), (48, 6622640), (57, 5576960), (60, 5298112), (64, 4966980), (76, 4182720), (80, 3973584), (95, 3346176), (96, 3311320), (114, 2788480), (120, 2649056), (128, 2483490), (152, 2091360), (160, 1986792), (190, 1673088), (192, 1655660), (228, 1394240), (240, 1324528), (256, 1241745), (285, 1115392), (304, 1045680), (320, 993396), (380, 836544), (384, 827830), (456, 697120), (480, 662264), (570, 557696), (608, 522840), (640, 496698), (760, 418272), (768, 413915), (912, 348560), (960, 331132), (1140, 278848), (1216, 261420), (1280, 248349), (1520, 209136), (1824, 174280), (1920, 165566), (2280, 139424), (2432, 130710), (3040, 104568), (3648, 87140), (3840, 82783), (4357, 72960), (4560, 69712), (4864, 65355), (6080, 52284), (7296, 43570), (8714, 36480), (9120, 34856), (12160, 26142), (13071, 24320), (14592, 21785), (17428, 18240)]