1555886880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:741

約数の個数: 240

約数和(自身を含む): 5523686784

約数和(自身を除く): 3967799904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 271, 288, 324, 360, 405, 432, 443, 480, 540, 542, 648, 720, 810, 813, 864, 886, 1080, 1084, 1296, 1329, 1355, 1440, 1620, 1626, 1772, 2160, 2168, 2215, 2439, 2592, 2658, 2710, 3240, 3252, 3544, 3987, 4065, 4320, 4336, 4430, 4878, 5316, 5420, 6480, 6504, 6645, 7088, 7317, 7974, 8130, 8672, 8860, 9756, 10632, 10840, 11961, 12195, 12960, 13008, 13290, 14176, 14634, 15948, 16260, 17720, 19512, 19935, 21264, 21680, 21951, 23922, 24390, 26016, 26580, 29268, 31896, 32520, 35440, 35883, 36585, 39024, 39870, 42528, 43360, 43902, 47844, 48780, 53160, 58536, 59805, 63792, 65040, 70880, 71766, 73170, 78048, 79740, 87804, 95688, 97560, 106320, 109755, 117072, 119610, 120053, 127584, 130080, 143532, 146340, 159480, 175608, 179415, 191376, 195120, 212640, 219510, 234144, 239220, 240106, 287064, 292680, 318960, 351216, 358830, 360159, 382752, 390240, 439020, 478440, 480212, 574128, 585360, 600265, 637920, 702432, 717660, 720318, 878040, 956880, 960424, 1080477, 1148256, 1170720, 1200530, 1435320, 1440636, 1756080, 1800795, 1913760, 1920848, 2160954, 2401060, 2870640, 2881272, 3241431, 3512160, 3601590, 3841696, 4321908, 4802120, 5402385, 5741280, 5762544, 6482862, 7203180, 8643816, 9604240, 9724293, 10804770, 11525088, 12965724, 14406360, 16207155, 17287632, 19208480, 19448586, 21609540, 25931448, 28812720, 32414310, 34575264, 38897172, 43219080, 48621465, 51862896, 57625440, 64828620, 77794344, 86438160, 97242930, 103725792, 129657240, 155588688, 172876320, 194485860, 259314480, 311177376, 388971720, 518628960, 777943440, 1555886880]

約数ペア:

[(1, 1555886880), (2, 777943440), (3, 518628960), (4, 388971720), (5, 311177376), (6, 259314480), (8, 194485860), (9, 172876320), (10, 155588688), (12, 129657240), (15, 103725792), (16, 97242930), (18, 86438160), (20, 77794344), (24, 64828620), (27, 57625440), (30, 51862896), (32, 48621465), (36, 43219080), (40, 38897172), (45, 34575264), (48, 32414310), (54, 28812720), (60, 25931448), (72, 21609540), (80, 19448586), (81, 19208480), (90, 17287632), (96, 16207155), (108, 14406360), (120, 12965724), (135, 11525088), (144, 10804770), (160, 9724293), (162, 9604240), (180, 8643816), (216, 7203180), (240, 6482862), (270, 5762544), (271, 5741280), (288, 5402385), (324, 4802120), (360, 4321908), (405, 3841696), (432, 3601590), (443, 3512160), (480, 3241431), (540, 2881272), (542, 2870640), (648, 2401060), (720, 2160954), (810, 1920848), (813, 1913760), (864, 1800795), (886, 1756080), (1080, 1440636), (1084, 1435320), (1296, 1200530), (1329, 1170720), (1355, 1148256), (1440, 1080477), (1620, 960424), (1626, 956880), (1772, 878040), (2160, 720318), (2168, 717660), (2215, 702432), (2439, 637920), (2592, 600265), (2658, 585360), (2710, 574128), (3240, 480212), (3252, 478440), (3544, 439020), (3987, 390240), (4065, 382752), (4320, 360159), (4336, 358830), (4430, 351216), (4878, 318960), (5316, 292680), (5420, 287064), (6480, 240106), (6504, 239220), (6645, 234144), (7088, 219510), (7317, 212640), (7974, 195120), (8130, 191376), (8672, 179415), (8860, 175608), (9756, 159480), (10632, 146340), (10840, 143532), (11961, 130080), (12195, 127584), (12960, 120053), (13008, 119610), (13290, 117072), (14176, 109755), (14634, 106320), (15948, 97560), (16260, 95688), (17720, 87804), (19512, 79740), (19935, 78048), (21264, 73170), (21680, 71766), (21951, 70880), (23922, 65040), (24390, 63792), (26016, 59805), (26580, 58536), (29268, 53160), (31896, 48780), (32520, 47844), (35440, 43902), (35883, 43360), (36585, 42528), (39024, 39870)]