290800320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:295

約数の個数: 224

約数和(自身を含む): 987552000

約数和(自身を除く): 696751680

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, 107, 114, 120, 149, 152, 160, 190, 192, 214, 228, 240, 285, 298, 304, 320, 321, 380, 428, 447, 456, 480, 535, 570, 596, 608, 642, 745, 760, 856, 894, 912, 960, 1070, 1140, 1192, 1216, 1284, 1490, 1520, 1605, 1712, 1788, 1824, 2033, 2140, 2235, 2280, 2384, 2568, 2831, 2980, 3040, 3210, 3424, 3576, 3648, 4066, 4280, 4470, 4560, 4768, 5136, 5662, 5960, 6080, 6099, 6420, 6848, 7152, 8132, 8493, 8560, 8940, 9120, 9536, 10165, 10272, 11324, 11920, 12198, 12840, 14155, 14304, 15943, 16264, 16986, 17120, 17880, 18240, 20330, 20544, 22648, 23840, 24396, 25680, 28310, 28608, 30495, 31886, 32528, 33972, 34240, 35760, 40660, 42465, 45296, 47680, 47829, 48792, 51360, 56620, 60990, 63772, 65056, 67944, 71520, 79715, 81320, 84930, 90592, 95658, 97584, 102720, 113240, 121980, 127544, 130112, 135888, 143040, 159430, 162640, 169860, 181184, 191316, 195168, 226480, 239145, 243960, 255088, 271776, 302917, 318860, 325280, 339720, 382632, 390336, 452960, 478290, 487920, 510176, 543552, 605834, 637720, 650560, 679440, 765264, 905920, 908751, 956580, 975840, 1020352, 1211668, 1275440, 1358880, 1514585, 1530528, 1817502, 1913160, 1951680, 2423336, 2550880, 2717760, 3029170, 3061056, 3635004, 3826320, 4543755, 4846672, 5101760, 6058340, 7270008, 7652640, 9087510, 9693344, 12116680, 14540016, 15305280, 18175020, 19386688, 24233360, 29080032, 36350040, 48466720, 58160064, 72700080, 96933440, 145400160, 290800320]

約数ペア:

[(1, 290800320), (2, 145400160), (3, 96933440), (4, 72700080), (5, 58160064), (6, 48466720), (8, 36350040), (10, 29080032), (12, 24233360), (15, 19386688), (16, 18175020), (19, 15305280), (20, 14540016), (24, 12116680), (30, 9693344), (32, 9087510), (38, 7652640), (40, 7270008), (48, 6058340), (57, 5101760), (60, 4846672), (64, 4543755), (76, 3826320), (80, 3635004), (95, 3061056), (96, 3029170), (107, 2717760), (114, 2550880), (120, 2423336), (149, 1951680), (152, 1913160), (160, 1817502), (190, 1530528), (192, 1514585), (214, 1358880), (228, 1275440), (240, 1211668), (285, 1020352), (298, 975840), (304, 956580), (320, 908751), (321, 905920), (380, 765264), (428, 679440), (447, 650560), (456, 637720), (480, 605834), (535, 543552), (570, 510176), (596, 487920), (608, 478290), (642, 452960), (745, 390336), (760, 382632), (856, 339720), (894, 325280), (912, 318860), (960, 302917), (1070, 271776), (1140, 255088), (1192, 243960), (1216, 239145), (1284, 226480), (1490, 195168), (1520, 191316), (1605, 181184), (1712, 169860), (1788, 162640), (1824, 159430), (2033, 143040), (2140, 135888), (2235, 130112), (2280, 127544), (2384, 121980), (2568, 113240), (2831, 102720), (2980, 97584), (3040, 95658), (3210, 90592), (3424, 84930), (3576, 81320), (3648, 79715), (4066, 71520), (4280, 67944), (4470, 65056), (4560, 63772), (4768, 60990), (5136, 56620), (5662, 51360), (5960, 48792), (6080, 47829), (6099, 47680), (6420, 45296), (6848, 42465), (7152, 40660), (8132, 35760), (8493, 34240), (8560, 33972), (8940, 32528), (9120, 31886), (9536, 30495), (10165, 28608), (10272, 28310), (11324, 25680), (11920, 24396), (12198, 23840), (12840, 22648), (14155, 20544), (14304, 20330), (15943, 18240), (16264, 17880), (16986, 17120)]