145720260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6803}}^1$

素因数の和:6842

約数の個数: 144

約数和(自身を含む): 534957696

約数和(自身を除く): 389237436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 6803, 7140, 10710, 13606, 20409, 21420, 27212, 34015, 40818, 47621, 61227, 68030, 81636, 95242, 102045, 115651, 122454, 136060, 142863, 190484, 204090, 231302, 238105, 244908, 285726, 306135, 346953, 408180, 428589, 462604, 476210, 571452, 578255, 612270, 693906, 714315, 809557, 857178, 952420, 1040859, 1156510, 1224540, 1387812, 1428630, 1619114, 1714356, 1734765, 2081718, 2142945, 2313020, 2428671, 2857260, 3238228, 3469530, 4047785, 4163436, 4285890, 4857342, 5204295, 6939060, 7286013, 8095570, 8571780, 9714684, 10408590, 12143355, 14572026, 16191140, 20817180, 24286710, 29144052, 36430065, 48573420, 72860130, 145720260]

約数ペア:

[(1, 145720260), (2, 72860130), (3, 48573420), (4, 36430065), (5, 29144052), (6, 24286710), (7, 20817180), (9, 16191140), (10, 14572026), (12, 12143355), (14, 10408590), (15, 9714684), (17, 8571780), (18, 8095570), (20, 7286013), (21, 6939060), (28, 5204295), (30, 4857342), (34, 4285890), (35, 4163436), (36, 4047785), (42, 3469530), (45, 3238228), (51, 2857260), (60, 2428671), (63, 2313020), (68, 2142945), (70, 2081718), (84, 1734765), (85, 1714356), (90, 1619114), (102, 1428630), (105, 1387812), (119, 1224540), (126, 1156510), (140, 1040859), (153, 952420), (170, 857178), (180, 809557), (204, 714315), (210, 693906), (238, 612270), (252, 578255), (255, 571452), (306, 476210), (315, 462604), (340, 428589), (357, 408180), (420, 346953), (476, 306135), (510, 285726), (595, 244908), (612, 238105), (630, 231302), (714, 204090), (765, 190484), (1020, 142863), (1071, 136060), (1190, 122454), (1260, 115651), (1428, 102045), (1530, 95242), (1785, 81636), (2142, 68030), (2380, 61227), (3060, 47621), (3570, 40818), (4284, 34015), (5355, 27212), (6803, 21420), (7140, 20409), (10710, 13606)]