440068860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31751}}^1$

素因数の和:31784

約数の個数: 144

約数和(自身を含む): 1664312832

約数和(自身を除く): 1224243972

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13860, 31751, 63502, 95253, 127004, 158755, 190506, 222257, 285759, 317510, 349261, 381012, 444514, 476265, 571518, 635020, 666771, 698522, 889028, 952530, 1047783, 1111285, 1143036, 1333542, 1397044, 1428795, 1746305, 1905060, 2000313, 2095566, 2222570, 2444827, 2667084, 2857590, 3143349, 3333855, 3492610, 4000626, 4191132, 4445140, 4889654, 5238915, 5715180, 6286698, 6667710, 6985220, 7334481, 8001252, 9779308, 10001565, 10477830, 12224135, 12573396, 13335420, 14668962, 15716745, 20003130, 20955660, 22003443, 24448270, 29337924, 31433490, 36672405, 40006260, 44006886, 48896540, 62866980, 73344810, 88013772, 110017215, 146689620, 220034430, 440068860]

約数ペア:

[(1, 440068860), (2, 220034430), (3, 146689620), (4, 110017215), (5, 88013772), (6, 73344810), (7, 62866980), (9, 48896540), (10, 44006886), (11, 40006260), (12, 36672405), (14, 31433490), (15, 29337924), (18, 24448270), (20, 22003443), (21, 20955660), (22, 20003130), (28, 15716745), (30, 14668962), (33, 13335420), (35, 12573396), (36, 12224135), (42, 10477830), (44, 10001565), (45, 9779308), (55, 8001252), (60, 7334481), (63, 6985220), (66, 6667710), (70, 6286698), (77, 5715180), (84, 5238915), (90, 4889654), (99, 4445140), (105, 4191132), (110, 4000626), (126, 3492610), (132, 3333855), (140, 3143349), (154, 2857590), (165, 2667084), (180, 2444827), (198, 2222570), (210, 2095566), (220, 2000313), (231, 1905060), (252, 1746305), (308, 1428795), (315, 1397044), (330, 1333542), (385, 1143036), (396, 1111285), (420, 1047783), (462, 952530), (495, 889028), (630, 698522), (660, 666771), (693, 635020), (770, 571518), (924, 476265), (990, 444514), (1155, 381012), (1260, 349261), (1386, 317510), (1540, 285759), (1980, 222257), (2310, 190506), (2772, 158755), (3465, 127004), (4620, 95253), (6930, 63502), (13860, 31751)]