2015550180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{37201}}^1$

素因数の和:37266

約数の個数: 144

約数和(自身を含む): 7149926784

約数和(自身を除く): 5134376604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3870, 4515, 5418, 6020, 7740, 9030, 10836, 13545, 18060, 27090, 37201, 54180, 74402, 111603, 148804, 186005, 223206, 260407, 334809, 372010, 446412, 520814, 558015, 669618, 744020, 781221, 1041628, 1116030, 1302035, 1339236, 1562442, 1599643, 1674045, 2232060, 2343663, 2604070, 3124884, 3199286, 3348090, 3906105, 4687326, 4798929, 5208140, 6398572, 6696180, 7812210, 7998215, 9374652, 9597858, 11197501, 11718315, 14396787, 15624420, 15996430, 19195716, 22395002, 23436630, 23994645, 28793574, 31992860, 33592503, 44790004, 46873260, 47989290, 55987505, 57587148, 67185006, 71983935, 95978580, 100777509, 111975010, 134370012, 143967870, 167962515, 201555018, 223950020, 287935740, 335925030, 403110036, 503887545, 671850060, 1007775090, 2015550180]

約数ペア:

[(1, 2015550180), (2, 1007775090), (3, 671850060), (4, 503887545), (5, 403110036), (6, 335925030), (7, 287935740), (9, 223950020), (10, 201555018), (12, 167962515), (14, 143967870), (15, 134370012), (18, 111975010), (20, 100777509), (21, 95978580), (28, 71983935), (30, 67185006), (35, 57587148), (36, 55987505), (42, 47989290), (43, 46873260), (45, 44790004), (60, 33592503), (63, 31992860), (70, 28793574), (84, 23994645), (86, 23436630), (90, 22395002), (105, 19195716), (126, 15996430), (129, 15624420), (140, 14396787), (172, 11718315), (180, 11197501), (210, 9597858), (215, 9374652), (252, 7998215), (258, 7812210), (301, 6696180), (315, 6398572), (387, 5208140), (420, 4798929), (430, 4687326), (516, 3906105), (602, 3348090), (630, 3199286), (645, 3124884), (774, 2604070), (860, 2343663), (903, 2232060), (1204, 1674045), (1260, 1599643), (1290, 1562442), (1505, 1339236), (1548, 1302035), (1806, 1116030), (1935, 1041628), (2580, 781221), (2709, 744020), (3010, 669618), (3612, 558015), (3870, 520814), (4515, 446412), (5418, 372010), (6020, 334809), (7740, 260407), (9030, 223206), (10836, 186005), (13545, 148804), (18060, 111603), (27090, 74402), (37201, 54180)]