311197920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3467}}^1$

素因数の和:3513

約数の個数: 192

約数和(自身を含む): 1132621056

約数和(自身を除く): 821423136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 96, 102, 110, 120, 132, 136, 160, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 352, 374, 408, 440, 480, 510, 528, 544, 561, 660, 680, 748, 816, 880, 935, 1020, 1056, 1122, 1320, 1360, 1496, 1632, 1760, 1870, 2040, 2244, 2640, 2720, 2805, 2992, 3467, 3740, 4080, 4488, 5280, 5610, 5984, 6934, 7480, 8160, 8976, 10401, 11220, 13868, 14960, 17335, 17952, 20802, 22440, 27736, 29920, 34670, 38137, 41604, 44880, 52005, 55472, 58939, 69340, 76274, 83208, 89760, 104010, 110944, 114411, 117878, 138680, 152548, 166416, 176817, 190685, 208020, 228822, 235756, 277360, 294695, 305096, 332832, 353634, 381370, 416040, 457644, 471512, 554720, 572055, 589390, 610192, 648329, 707268, 762740, 832080, 884085, 915288, 943024, 1144110, 1178780, 1220384, 1296658, 1414536, 1525480, 1664160, 1768170, 1830576, 1886048, 1944987, 2288220, 2357560, 2593316, 2829072, 3050960, 3241645, 3536340, 3661152, 3889974, 4576440, 4715120, 5186632, 5658144, 6101920, 6483290, 7072680, 7779948, 9152880, 9430240, 9724935, 10373264, 12966580, 14145360, 15559896, 18305760, 19449870, 20746528, 25933160, 28290720, 31119792, 38899740, 51866320, 62239584, 77799480, 103732640, 155598960, 311197920]

約数ペア:

[(1, 311197920), (2, 155598960), (3, 103732640), (4, 77799480), (5, 62239584), (6, 51866320), (8, 38899740), (10, 31119792), (11, 28290720), (12, 25933160), (15, 20746528), (16, 19449870), (17, 18305760), (20, 15559896), (22, 14145360), (24, 12966580), (30, 10373264), (32, 9724935), (33, 9430240), (34, 9152880), (40, 7779948), (44, 7072680), (48, 6483290), (51, 6101920), (55, 5658144), (60, 5186632), (66, 4715120), (68, 4576440), (80, 3889974), (85, 3661152), (88, 3536340), (96, 3241645), (102, 3050960), (110, 2829072), (120, 2593316), (132, 2357560), (136, 2288220), (160, 1944987), (165, 1886048), (170, 1830576), (176, 1768170), (187, 1664160), (204, 1525480), (220, 1414536), (240, 1296658), (255, 1220384), (264, 1178780), (272, 1144110), (330, 943024), (340, 915288), (352, 884085), (374, 832080), (408, 762740), (440, 707268), (480, 648329), (510, 610192), (528, 589390), (544, 572055), (561, 554720), (660, 471512), (680, 457644), (748, 416040), (816, 381370), (880, 353634), (935, 332832), (1020, 305096), (1056, 294695), (1122, 277360), (1320, 235756), (1360, 228822), (1496, 208020), (1632, 190685), (1760, 176817), (1870, 166416), (2040, 152548), (2244, 138680), (2640, 117878), (2720, 114411), (2805, 110944), (2992, 104010), (3467, 89760), (3740, 83208), (4080, 76274), (4488, 69340), (5280, 58939), (5610, 55472), (5984, 52005), (6934, 44880), (7480, 41604), (8160, 38137), (8976, 34670), (10401, 29920), (11220, 27736), (13868, 22440), (14960, 20802), (17335, 17952)]