31226580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{751}}^1$

素因数の和:787

約数の個数: 192

約数和(自身を含む): 121282560

約数和(自身を除く): 90055980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 330, 378, 385, 396, 420, 462, 495, 540, 594, 630, 660, 693, 751, 756, 770, 924, 945, 990, 1155, 1188, 1260, 1386, 1485, 1502, 1540, 1890, 1980, 2079, 2253, 2310, 2772, 2970, 3004, 3465, 3755, 3780, 4158, 4506, 4620, 5257, 5940, 6759, 6930, 7510, 8261, 8316, 9012, 10395, 10514, 11265, 13518, 13860, 15020, 15771, 16522, 20277, 20790, 21028, 22530, 24783, 26285, 27036, 31542, 33044, 33795, 40554, 41305, 41580, 45060, 47313, 49566, 52570, 57827, 63084, 67590, 74349, 78855, 81108, 82610, 94626, 99132, 101385, 105140, 115654, 123915, 135180, 141939, 148698, 157710, 165220, 173481, 189252, 202770, 223047, 231308, 236565, 247830, 283878, 289135, 297396, 315420, 346962, 371745, 405540, 446094, 473130, 495660, 520443, 567756, 578270, 693924, 709695, 743490, 867405, 892188, 946260, 1040886, 1115235, 1156540, 1419390, 1486980, 1561329, 1734810, 2081772, 2230470, 2602215, 2838780, 3122658, 3469620, 4460940, 5204430, 6245316, 7806645, 10408860, 15613290, 31226580]

約数ペア:

[(1, 31226580), (2, 15613290), (3, 10408860), (4, 7806645), (5, 6245316), (6, 5204430), (7, 4460940), (9, 3469620), (10, 3122658), (11, 2838780), (12, 2602215), (14, 2230470), (15, 2081772), (18, 1734810), (20, 1561329), (21, 1486980), (22, 1419390), (27, 1156540), (28, 1115235), (30, 1040886), (33, 946260), (35, 892188), (36, 867405), (42, 743490), (44, 709695), (45, 693924), (54, 578270), (55, 567756), (60, 520443), (63, 495660), (66, 473130), (70, 446094), (77, 405540), (84, 371745), (90, 346962), (99, 315420), (105, 297396), (108, 289135), (110, 283878), (126, 247830), (132, 236565), (135, 231308), (140, 223047), (154, 202770), (165, 189252), (180, 173481), (189, 165220), (198, 157710), (210, 148698), (220, 141939), (231, 135180), (252, 123915), (270, 115654), (297, 105140), (308, 101385), (315, 99132), (330, 94626), (378, 82610), (385, 81108), (396, 78855), (420, 74349), (462, 67590), (495, 63084), (540, 57827), (594, 52570), (630, 49566), (660, 47313), (693, 45060), (751, 41580), (756, 41305), (770, 40554), (924, 33795), (945, 33044), (990, 31542), (1155, 27036), (1188, 26285), (1260, 24783), (1386, 22530), (1485, 21028), (1502, 20790), (1540, 20277), (1890, 16522), (1980, 15771), (2079, 15020), (2253, 13860), (2310, 13518), (2772, 11265), (2970, 10514), (3004, 10395), (3465, 9012), (3755, 8316), (3780, 8261), (4158, 7510), (4506, 6930), (4620, 6759), (5257, 5940)]