421101720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:459

約数の個数: 256

約数和(自身を含む): 1533168000

約数和(自身を除く): 1112066280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 89, 90, 104, 108, 117, 120, 130, 135, 156, 178, 180, 195, 216, 234, 260, 267, 270, 312, 337, 351, 356, 360, 390, 445, 468, 520, 534, 540, 585, 674, 702, 712, 780, 801, 890, 936, 1011, 1068, 1080, 1157, 1170, 1335, 1348, 1404, 1560, 1602, 1685, 1755, 1780, 2022, 2136, 2314, 2340, 2403, 2670, 2696, 2808, 3033, 3204, 3370, 3471, 3510, 3560, 4005, 4044, 4381, 4628, 4680, 4806, 5055, 5340, 5785, 6066, 6408, 6740, 6942, 7020, 8010, 8088, 8762, 9099, 9256, 9612, 10110, 10413, 10680, 11570, 12015, 12132, 13143, 13480, 13884, 14040, 15165, 16020, 17355, 17524, 18198, 19224, 20220, 20826, 21905, 23140, 24030, 24264, 26286, 27768, 29993, 30330, 31239, 32040, 34710, 35048, 36396, 39429, 40440, 41652, 43810, 45495, 46280, 48060, 52065, 52572, 59986, 60660, 62478, 65715, 69420, 72792, 78858, 83304, 87620, 89979, 90990, 96120, 104130, 105144, 118287, 119972, 121320, 124956, 131430, 138840, 149965, 156195, 157716, 175240, 179958, 181980, 197145, 208260, 236574, 239944, 249912, 262860, 269937, 299930, 312390, 315432, 359916, 363960, 389909, 394290, 416520, 449895, 473148, 525720, 539874, 591435, 599860, 624780, 719832, 779818, 788580, 809811, 899790, 946296, 1079748, 1169727, 1182870, 1199720, 1249560, 1349685, 1559636, 1577160, 1619622, 1799580, 1949545, 2159496, 2339454, 2365740, 2699370, 3119272, 3239244, 3509181, 3599160, 3899090, 4049055, 4678908, 4731480, 5398740, 5848635, 6478488, 7018362, 7798180, 8098110, 9357816, 10527543, 10797480, 11697270, 14036724, 15596360, 16196220, 17545905, 21055086, 23394540, 28073448, 32392440, 35091810, 42110172, 46789080, 52637715, 70183620, 84220344, 105275430, 140367240, 210550860, 421101720]

約数ペア:

[(1, 421101720), (2, 210550860), (3, 140367240), (4, 105275430), (5, 84220344), (6, 70183620), (8, 52637715), (9, 46789080), (10, 42110172), (12, 35091810), (13, 32392440), (15, 28073448), (18, 23394540), (20, 21055086), (24, 17545905), (26, 16196220), (27, 15596360), (30, 14036724), (36, 11697270), (39, 10797480), (40, 10527543), (45, 9357816), (52, 8098110), (54, 7798180), (60, 7018362), (65, 6478488), (72, 5848635), (78, 5398740), (89, 4731480), (90, 4678908), (104, 4049055), (108, 3899090), (117, 3599160), (120, 3509181), (130, 3239244), (135, 3119272), (156, 2699370), (178, 2365740), (180, 2339454), (195, 2159496), (216, 1949545), (234, 1799580), (260, 1619622), (267, 1577160), (270, 1559636), (312, 1349685), (337, 1249560), (351, 1199720), (356, 1182870), (360, 1169727), (390, 1079748), (445, 946296), (468, 899790), (520, 809811), (534, 788580), (540, 779818), (585, 719832), (674, 624780), (702, 599860), (712, 591435), (780, 539874), (801, 525720), (890, 473148), (936, 449895), (1011, 416520), (1068, 394290), (1080, 389909), (1157, 363960), (1170, 359916), (1335, 315432), (1348, 312390), (1404, 299930), (1560, 269937), (1602, 262860), (1685, 249912), (1755, 239944), (1780, 236574), (2022, 208260), (2136, 197145), (2314, 181980), (2340, 179958), (2403, 175240), (2670, 157716), (2696, 156195), (2808, 149965), (3033, 138840), (3204, 131430), (3370, 124956), (3471, 121320), (3510, 119972), (3560, 118287), (4005, 105144), (4044, 104130), (4381, 96120), (4628, 90990), (4680, 89979), (4806, 87620), (5055, 83304), (5340, 78858), (5785, 72792), (6066, 69420), (6408, 65715), (6740, 62478), (6942, 60660), (7020, 59986), (8010, 52572), (8088, 52065), (8762, 48060), (9099, 46280), (9256, 45495), (9612, 43810), (10110, 41652), (10413, 40440), (10680, 39429), (11570, 36396), (12015, 35048), (12132, 34710), (13143, 32040), (13480, 31239), (13884, 30330), (14040, 29993), (15165, 27768), (16020, 26286), (17355, 24264), (17524, 24030), (18198, 23140), (19224, 21905), (20220, 20826)]