221620560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 320

約数和(自身を含む): 848517120

約数和(自身を除く): 626896560

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, 53, 56, 57, 60, 70, 76, 80, 84, 95, 105, 106, 112, 114, 120, 131, 133, 140, 152, 159, 168, 190, 210, 212, 228, 240, 262, 265, 266, 280, 285, 304, 318, 336, 371, 380, 393, 399, 420, 424, 456, 524, 530, 532, 560, 570, 636, 655, 665, 742, 760, 786, 795, 798, 840, 848, 912, 917, 1007, 1048, 1060, 1064, 1113, 1140, 1272, 1310, 1330, 1484, 1520, 1572, 1590, 1596, 1680, 1834, 1855, 1965, 1995, 2014, 2096, 2120, 2128, 2226, 2280, 2489, 2544, 2620, 2660, 2751, 2968, 3021, 3144, 3180, 3192, 3668, 3710, 3930, 3990, 4028, 4240, 4452, 4560, 4585, 4978, 5035, 5240, 5320, 5502, 5565, 5936, 6042, 6288, 6360, 6384, 6943, 7049, 7336, 7420, 7467, 7860, 7980, 8056, 8904, 9170, 9956, 10070, 10480, 10640, 11004, 11130, 12084, 12445, 12720, 13755, 13886, 14098, 14672, 14840, 14934, 15105, 15720, 15960, 16112, 17423, 17808, 18340, 19912, 20140, 20829, 21147, 22008, 22260, 24168, 24890, 27510, 27772, 28196, 29680, 29868, 30210, 31440, 31920, 34715, 34846, 35245, 36680, 37335, 39824, 40280, 41658, 42294, 44016, 44520, 48336, 48601, 49780, 52269, 55020, 55544, 56392, 59736, 60420, 69430, 69692, 70490, 73360, 74670, 80560, 83316, 84588, 87115, 89040, 97202, 99560, 104145, 104538, 105735, 110040, 111088, 112784, 119472, 120840, 131917, 138860, 139384, 140980, 145803, 149340, 166632, 169176, 174230, 194404, 199120, 208290, 209076, 211470, 220080, 241680, 243005, 261345, 263834, 277720, 278768, 281960, 291606, 298680, 333264, 338352, 348460, 388808, 395751, 416580, 418152, 422940, 486010, 522690, 527668, 555440, 563920, 583212, 597360, 659585, 696920, 729015, 777616, 791502, 833160, 836304, 845880, 923419, 972020, 1045380, 1055336, 1166424, 1319170, 1393840, 1458030, 1583004, 1666320, 1691760, 1846838, 1944040, 1978755, 2090760, 2110672, 2332848, 2638340, 2770257, 2916060, 3166008, 3693676, 3888080, 3957510, 4181520, 4617095, 5276680, 5540514, 5832120, 6332016, 7387352, 7915020, 9234190, 10553360, 11081028, 11664240, 13851285, 14774704, 15830040, 18468380, 22162056, 27702570, 31660080, 36936760, 44324112, 55405140, 73873520, 110810280, 221620560]

約数ペア:

[(1, 221620560), (2, 110810280), (3, 73873520), (4, 55405140), (5, 44324112), (6, 36936760), (7, 31660080), (8, 27702570), (10, 22162056), (12, 18468380), (14, 15830040), (15, 14774704), (16, 13851285), (19, 11664240), (20, 11081028), (21, 10553360), (24, 9234190), (28, 7915020), (30, 7387352), (35, 6332016), (38, 5832120), (40, 5540514), (42, 5276680), (48, 4617095), (53, 4181520), (56, 3957510), (57, 3888080), (60, 3693676), (70, 3166008), (76, 2916060), (80, 2770257), (84, 2638340), (95, 2332848), (105, 2110672), (106, 2090760), (112, 1978755), (114, 1944040), (120, 1846838), (131, 1691760), (133, 1666320), (140, 1583004), (152, 1458030), (159, 1393840), (168, 1319170), (190, 1166424), (210, 1055336), (212, 1045380), (228, 972020), (240, 923419), (262, 845880), (265, 836304), (266, 833160), (280, 791502), (285, 777616), (304, 729015), (318, 696920), (336, 659585), (371, 597360), (380, 583212), (393, 563920), (399, 555440), (420, 527668), (424, 522690), (456, 486010), (524, 422940), (530, 418152), (532, 416580), (560, 395751), (570, 388808), (636, 348460), (655, 338352), (665, 333264), (742, 298680), (760, 291606), (786, 281960), (795, 278768), (798, 277720), (840, 263834), (848, 261345), (912, 243005), (917, 241680), (1007, 220080), (1048, 211470), (1060, 209076), (1064, 208290), (1113, 199120), (1140, 194404), (1272, 174230), (1310, 169176), (1330, 166632), (1484, 149340), (1520, 145803), (1572, 140980), (1590, 139384), (1596, 138860), (1680, 131917), (1834, 120840), (1855, 119472), (1965, 112784), (1995, 111088), (2014, 110040), (2096, 105735), (2120, 104538), (2128, 104145), (2226, 99560), (2280, 97202), (2489, 89040), (2544, 87115), (2620, 84588), (2660, 83316), (2751, 80560), (2968, 74670), (3021, 73360), (3144, 70490), (3180, 69692), (3192, 69430), (3668, 60420), (3710, 59736), (3930, 56392), (3990, 55544), (4028, 55020), (4240, 52269), (4452, 49780), (4560, 48601), (4585, 48336), (4978, 44520), (5035, 44016), (5240, 42294), (5320, 41658), (5502, 40280), (5565, 39824), (5936, 37335), (6042, 36680), (6288, 35245), (6360, 34846), (6384, 34715), (6943, 31920), (7049, 31440), (7336, 30210), (7420, 29868), (7467, 29680), (7860, 28196), (7980, 27772), (8056, 27510), (8904, 24890), (9170, 24168), (9956, 22260), (10070, 22008), (10480, 21147), (10640, 20829), (11004, 20140), (11130, 19912), (12084, 18340), (12445, 17808), (12720, 17423), (13755, 16112), (13886, 15960), (14098, 15720), (14672, 15105), (14840, 14934)]