1489720810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 2983246848

約数和(自身を除く): 1493526038

約数列:

[1, 2, 5, 10, 23, 31, 43, 46, 62, 86, 113, 115, 155, 215, 226, 230, 310, 430, 565, 713, 989, 1130, 1333, 1426, 1849, 1978, 2599, 2666, 3503, 3565, 3698, 4859, 4945, 5198, 6665, 7006, 7130, 9245, 9718, 9890, 12995, 13330, 17515, 18490, 24295, 25990, 30659, 35030, 42527, 48590, 57319, 61318, 80569, 85054, 111757, 114638, 150629, 153295, 161138, 208937, 212635, 223514, 286595, 301258, 306590, 402845, 417874, 425270, 558785, 573190, 753145, 805690, 1044685, 1117570, 1318337, 1506290, 2089370, 2636674, 3464467, 4805551, 6477047, 6591685, 6928934, 9611102, 12954094, 13183370, 17322335, 24027755, 32385235, 34644670, 48055510, 64770470, 148972081, 297944162, 744860405, 1489720810]

約数ペア:

[(1, 1489720810), (2, 744860405), (5, 297944162), (10, 148972081), (23, 64770470), (31, 48055510), (43, 34644670), (46, 32385235), (62, 24027755), (86, 17322335), (113, 13183370), (115, 12954094), (155, 9611102), (215, 6928934), (226, 6591685), (230, 6477047), (310, 4805551), (430, 3464467), (565, 2636674), (713, 2089370), (989, 1506290), (1130, 1318337), (1333, 1117570), (1426, 1044685), (1849, 805690), (1978, 753145), (2599, 573190), (2666, 558785), (3503, 425270), (3565, 417874), (3698, 402845), (4859, 306590), (4945, 301258), (5198, 286595), (6665, 223514), (7006, 212635), (7130, 208937), (9245, 161138), (9718, 153295), (9890, 150629), (12995, 114638), (13330, 111757), (17515, 85054), (18490, 80569), (24295, 61318), (25990, 57319), (30659, 48590), (35030, 42527)]