655129890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 1788480000

約数和(自身を除く): 1133350110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 89, 90, 135, 137, 178, 199, 267, 270, 274, 398, 411, 445, 534, 597, 685, 801, 822, 890, 995, 1194, 1233, 1335, 1370, 1602, 1791, 1990, 2055, 2403, 2466, 2670, 2985, 3582, 3699, 4005, 4110, 4806, 5373, 5970, 6165, 7398, 8010, 8955, 10746, 12015, 12193, 12330, 17711, 17910, 18495, 24030, 24386, 26865, 27263, 35422, 36579, 36990, 53133, 53730, 54526, 60965, 73158, 81789, 88555, 106266, 109737, 121930, 136315, 159399, 163578, 177110, 182895, 219474, 245367, 265665, 272630, 318798, 329211, 365790, 408945, 478197, 490734, 531330, 548685, 658422, 736101, 796995, 817890, 956394, 1097370, 1226835, 1472202, 1593990, 1646055, 2390985, 2426407, 2453670, 3292110, 3680505, 4781970, 4852814, 7279221, 7361010, 12132035, 14558442, 21837663, 24264070, 36396105, 43675326, 65512989, 72792210, 109188315, 131025978, 218376630, 327564945, 655129890]

約数ペア:

[(1, 655129890), (2, 327564945), (3, 218376630), (5, 131025978), (6, 109188315), (9, 72792210), (10, 65512989), (15, 43675326), (18, 36396105), (27, 24264070), (30, 21837663), (45, 14558442), (54, 12132035), (89, 7361010), (90, 7279221), (135, 4852814), (137, 4781970), (178, 3680505), (199, 3292110), (267, 2453670), (270, 2426407), (274, 2390985), (398, 1646055), (411, 1593990), (445, 1472202), (534, 1226835), (597, 1097370), (685, 956394), (801, 817890), (822, 796995), (890, 736101), (995, 658422), (1194, 548685), (1233, 531330), (1335, 490734), (1370, 478197), (1602, 408945), (1791, 365790), (1990, 329211), (2055, 318798), (2403, 272630), (2466, 265665), (2670, 245367), (2985, 219474), (3582, 182895), (3699, 177110), (4005, 163578), (4110, 159399), (4806, 136315), (5373, 121930), (5970, 109737), (6165, 106266), (7398, 88555), (8010, 81789), (8955, 73158), (10746, 60965), (12015, 54526), (12193, 53730), (12330, 53133), (17711, 36990), (17910, 36579), (18495, 35422), (24030, 27263), (24386, 26865)]