305185440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1575

約数の個数: 192

約数和(自身を含む): 1117428480

約数和(自身を除く): 812243040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 210, 224, 240, 244, 280, 305, 336, 366, 420, 427, 480, 488, 560, 610, 672, 732, 840, 854, 915, 976, 1120, 1220, 1281, 1464, 1489, 1680, 1708, 1830, 1952, 2135, 2440, 2562, 2928, 2978, 3360, 3416, 3660, 4270, 4467, 4880, 5124, 5856, 5956, 6405, 6832, 7320, 7445, 8540, 8934, 9760, 10248, 10423, 11912, 12810, 13664, 14640, 14890, 17080, 17868, 20496, 20846, 22335, 23824, 25620, 29280, 29780, 31269, 34160, 35736, 40992, 41692, 44670, 47648, 51240, 52115, 59560, 62538, 68320, 71472, 83384, 89340, 90829, 102480, 104230, 119120, 125076, 142944, 156345, 166768, 178680, 181658, 204960, 208460, 238240, 250152, 272487, 312690, 333536, 357360, 363316, 416920, 454145, 500304, 544974, 625380, 635803, 714720, 726632, 833840, 908290, 1000608, 1089948, 1250760, 1271606, 1362435, 1453264, 1667680, 1816580, 1907409, 2179896, 2501520, 2543212, 2724870, 2906528, 3179015, 3633160, 3814818, 4359792, 5003040, 5086424, 5449740, 6358030, 7266320, 7629636, 8719584, 9537045, 10172848, 10899480, 12716060, 14532640, 15259272, 19074090, 20345696, 21798960, 25432120, 30518544, 38148180, 43597920, 50864240, 61037088, 76296360, 101728480, 152592720, 305185440]

約数ペア:

[(1, 305185440), (2, 152592720), (3, 101728480), (4, 76296360), (5, 61037088), (6, 50864240), (7, 43597920), (8, 38148180), (10, 30518544), (12, 25432120), (14, 21798960), (15, 20345696), (16, 19074090), (20, 15259272), (21, 14532640), (24, 12716060), (28, 10899480), (30, 10172848), (32, 9537045), (35, 8719584), (40, 7629636), (42, 7266320), (48, 6358030), (56, 5449740), (60, 5086424), (61, 5003040), (70, 4359792), (80, 3814818), (84, 3633160), (96, 3179015), (105, 2906528), (112, 2724870), (120, 2543212), (122, 2501520), (140, 2179896), (160, 1907409), (168, 1816580), (183, 1667680), (210, 1453264), (224, 1362435), (240, 1271606), (244, 1250760), (280, 1089948), (305, 1000608), (336, 908290), (366, 833840), (420, 726632), (427, 714720), (480, 635803), (488, 625380), (560, 544974), (610, 500304), (672, 454145), (732, 416920), (840, 363316), (854, 357360), (915, 333536), (976, 312690), (1120, 272487), (1220, 250152), (1281, 238240), (1464, 208460), (1489, 204960), (1680, 181658), (1708, 178680), (1830, 166768), (1952, 156345), (2135, 142944), (2440, 125076), (2562, 119120), (2928, 104230), (2978, 102480), (3360, 90829), (3416, 89340), (3660, 83384), (4270, 71472), (4467, 68320), (4880, 62538), (5124, 59560), (5856, 52115), (5956, 51240), (6405, 47648), (6832, 44670), (7320, 41692), (7445, 40992), (8540, 35736), (8934, 34160), (9760, 31269), (10248, 29780), (10423, 29280), (11912, 25620), (12810, 23824), (13664, 22335), (14640, 20846), (14890, 20496), (17080, 17868)]