13268728920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{409}}^2\times {\mathrm{661}}^1$

素因数の和:1493

約数の個数: 96

約数和(自身を含む): 39964119120

約数和(自身を除く): 26695390200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 409, 661, 818, 1227, 1322, 1636, 1983, 2045, 2454, 2644, 3272, 3305, 3966, 4090, 4908, 5288, 6135, 6610, 7932, 8180, 9816, 9915, 12270, 13220, 15864, 16360, 19830, 24540, 26440, 39660, 49080, 79320, 167281, 270349, 334562, 501843, 540698, 669124, 811047, 836405, 1003686, 1081396, 1338248, 1351745, 1622094, 1672810, 2007372, 2162792, 2509215, 2703490, 3244188, 3345620, 4014744, 4055235, 5018430, 5406980, 6488376, 6691240, 8110470, 10036860, 10813960, 16220940, 20073720, 32441880, 110572741, 221145482, 331718223, 442290964, 552863705, 663436446, 884581928, 1105727410, 1326872892, 1658591115, 2211454820, 2653745784, 3317182230, 4422909640, 6634364460, 13268728920]

約数ペア:

[(1, 13268728920), (2, 6634364460), (3, 4422909640), (4, 3317182230), (5, 2653745784), (6, 2211454820), (8, 1658591115), (10, 1326872892), (12, 1105727410), (15, 884581928), (20, 663436446), (24, 552863705), (30, 442290964), (40, 331718223), (60, 221145482), (120, 110572741), (409, 32441880), (661, 20073720), (818, 16220940), (1227, 10813960), (1322, 10036860), (1636, 8110470), (1983, 6691240), (2045, 6488376), (2454, 5406980), (2644, 5018430), (3272, 4055235), (3305, 4014744), (3966, 3345620), (4090, 3244188), (4908, 2703490), (5288, 2509215), (6135, 2162792), (6610, 2007372), (7932, 1672810), (8180, 1622094), (9816, 1351745), (9915, 1338248), (12270, 1081396), (13220, 1003686), (15864, 836405), (16360, 811047), (19830, 669124), (24540, 540698), (26440, 501843), (39660, 334562), (49080, 270349), (79320, 167281)]