161263620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1130

約数の個数: 144

約数和(自身を含む): 563891328

約数和(自身を除く): 402627708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 131, 140, 180, 210, 252, 262, 315, 393, 420, 524, 630, 655, 786, 917, 977, 1179, 1260, 1310, 1572, 1834, 1954, 1965, 2358, 2620, 2751, 2931, 3668, 3908, 3930, 4585, 4716, 4885, 5502, 5862, 5895, 6839, 7860, 8253, 8793, 9170, 9770, 11004, 11724, 11790, 13678, 13755, 14655, 16506, 17586, 18340, 19540, 20517, 23580, 27356, 27510, 29310, 33012, 34195, 35172, 41034, 41265, 43965, 55020, 58620, 61551, 68390, 82068, 82530, 87930, 102585, 123102, 127987, 136780, 165060, 175860, 205170, 246204, 255974, 307755, 383961, 410340, 511948, 615510, 639935, 767922, 895909, 1151883, 1231020, 1279870, 1535844, 1791818, 1919805, 2303766, 2559740, 2687727, 3583636, 3839610, 4479545, 4607532, 5375454, 5759415, 7679220, 8063181, 8959090, 10750908, 11518830, 13438635, 16126362, 17918180, 23037660, 26877270, 32252724, 40315905, 53754540, 80631810, 161263620]

約数ペア:

[(1, 161263620), (2, 80631810), (3, 53754540), (4, 40315905), (5, 32252724), (6, 26877270), (7, 23037660), (9, 17918180), (10, 16126362), (12, 13438635), (14, 11518830), (15, 10750908), (18, 8959090), (20, 8063181), (21, 7679220), (28, 5759415), (30, 5375454), (35, 4607532), (36, 4479545), (42, 3839610), (45, 3583636), (60, 2687727), (63, 2559740), (70, 2303766), (84, 1919805), (90, 1791818), (105, 1535844), (126, 1279870), (131, 1231020), (140, 1151883), (180, 895909), (210, 767922), (252, 639935), (262, 615510), (315, 511948), (393, 410340), (420, 383961), (524, 307755), (630, 255974), (655, 246204), (786, 205170), (917, 175860), (977, 165060), (1179, 136780), (1260, 127987), (1310, 123102), (1572, 102585), (1834, 87930), (1954, 82530), (1965, 82068), (2358, 68390), (2620, 61551), (2751, 58620), (2931, 55020), (3668, 43965), (3908, 41265), (3930, 41034), (4585, 35172), (4716, 34195), (4885, 33012), (5502, 29310), (5862, 27510), (5895, 27356), (6839, 23580), (7860, 20517), (8253, 19540), (8793, 18340), (9170, 17586), (9770, 16506), (11004, 14655), (11724, 13755), (11790, 13678)]