306440820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:532

約数の個数: 240

約数和(自身を含む): 1119178368

約数和(自身を除く): 812737548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 81, 84, 90, 105, 108, 122, 126, 135, 140, 162, 180, 183, 189, 210, 244, 252, 270, 305, 315, 324, 366, 378, 405, 420, 427, 443, 540, 549, 567, 610, 630, 732, 756, 810, 854, 886, 915, 945, 1098, 1134, 1220, 1260, 1281, 1329, 1620, 1647, 1708, 1772, 1830, 1890, 2135, 2196, 2215, 2268, 2562, 2658, 2745, 2835, 3101, 3294, 3660, 3780, 3843, 3987, 4270, 4430, 4941, 5124, 5316, 5490, 5670, 6202, 6405, 6588, 6645, 7686, 7974, 8235, 8540, 8860, 9303, 9882, 10980, 11340, 11529, 11961, 12404, 12810, 13290, 15372, 15505, 15948, 16470, 18606, 19215, 19764, 19935, 23058, 23922, 24705, 25620, 26580, 27023, 27909, 31010, 32940, 34587, 35883, 37212, 38430, 39870, 46116, 46515, 47844, 49410, 54046, 55818, 57645, 59805, 62020, 69174, 71766, 76860, 79740, 81069, 83727, 93030, 98820, 108092, 111636, 115290, 119610, 135115, 138348, 139545, 143532, 162138, 167454, 172935, 179415, 186060, 189161, 230580, 239220, 243207, 251181, 270230, 279090, 324276, 334908, 345870, 358830, 378322, 405345, 418635, 486414, 502362, 540460, 558180, 567483, 691740, 717660, 729621, 756644, 810690, 837270, 945805, 972828, 1004724, 1134966, 1216035, 1255905, 1459242, 1621380, 1674540, 1702449, 1891610, 2188863, 2269932, 2432070, 2511810, 2837415, 2918484, 3404898, 3648105, 3783220, 4377726, 4864140, 5023620, 5107347, 5674830, 6809796, 7296210, 8512245, 8755452, 10214694, 10944315, 11349660, 14592420, 15322041, 17024490, 20429388, 21888630, 25536735, 30644082, 34048980, 43777260, 51073470, 61288164, 76610205, 102146940, 153220410, 306440820]

約数ペア:

[(1, 306440820), (2, 153220410), (3, 102146940), (4, 76610205), (5, 61288164), (6, 51073470), (7, 43777260), (9, 34048980), (10, 30644082), (12, 25536735), (14, 21888630), (15, 20429388), (18, 17024490), (20, 15322041), (21, 14592420), (27, 11349660), (28, 10944315), (30, 10214694), (35, 8755452), (36, 8512245), (42, 7296210), (45, 6809796), (54, 5674830), (60, 5107347), (61, 5023620), (63, 4864140), (70, 4377726), (81, 3783220), (84, 3648105), (90, 3404898), (105, 2918484), (108, 2837415), (122, 2511810), (126, 2432070), (135, 2269932), (140, 2188863), (162, 1891610), (180, 1702449), (183, 1674540), (189, 1621380), (210, 1459242), (244, 1255905), (252, 1216035), (270, 1134966), (305, 1004724), (315, 972828), (324, 945805), (366, 837270), (378, 810690), (405, 756644), (420, 729621), (427, 717660), (443, 691740), (540, 567483), (549, 558180), (567, 540460), (610, 502362), (630, 486414), (732, 418635), (756, 405345), (810, 378322), (854, 358830), (886, 345870), (915, 334908), (945, 324276), (1098, 279090), (1134, 270230), (1220, 251181), (1260, 243207), (1281, 239220), (1329, 230580), (1620, 189161), (1647, 186060), (1708, 179415), (1772, 172935), (1830, 167454), (1890, 162138), (2135, 143532), (2196, 139545), (2215, 138348), (2268, 135115), (2562, 119610), (2658, 115290), (2745, 111636), (2835, 108092), (3101, 98820), (3294, 93030), (3660, 83727), (3780, 81069), (3843, 79740), (3987, 76860), (4270, 71766), (4430, 69174), (4941, 62020), (5124, 59805), (5316, 57645), (5490, 55818), (5670, 54046), (6202, 49410), (6405, 47844), (6588, 46515), (6645, 46116), (7686, 39870), (7974, 38430), (8235, 37212), (8540, 35883), (8860, 34587), (9303, 32940), (9882, 31010), (10980, 27909), (11340, 27023), (11529, 26580), (11961, 25620), (12404, 24705), (12810, 23922), (13290, 23058), (15372, 19935), (15505, 19764), (15948, 19215), (16470, 18606)]