980955240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 3008880000

約数和(自身を除く): 2027924760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 349, 354, 397, 472, 590, 698, 708, 794, 885, 1047, 1180, 1191, 1396, 1416, 1588, 1745, 1770, 1985, 2094, 2360, 2382, 2792, 3176, 3490, 3540, 3970, 4188, 4764, 5235, 5955, 6980, 7080, 7940, 8376, 9528, 10470, 11910, 13960, 15880, 20591, 20940, 23423, 23820, 41182, 41880, 46846, 47640, 61773, 70269, 82364, 93692, 102955, 117115, 123546, 138553, 140538, 164728, 187384, 205910, 234230, 247092, 277106, 281076, 308865, 351345, 411820, 415659, 468460, 494184, 554212, 562152, 617730, 692765, 702690, 823640, 831318, 936920, 1108424, 1235460, 1385530, 1405380, 1662636, 2078295, 2470920, 2771060, 2810760, 3325272, 4156590, 5542120, 8174627, 8313180, 16349254, 16626360, 24523881, 32698508, 40873135, 49047762, 65397016, 81746270, 98095524, 122619405, 163492540, 196191048, 245238810, 326985080, 490477620, 980955240]

約数ペア:

[(1, 980955240), (2, 490477620), (3, 326985080), (4, 245238810), (5, 196191048), (6, 163492540), (8, 122619405), (10, 98095524), (12, 81746270), (15, 65397016), (20, 49047762), (24, 40873135), (30, 32698508), (40, 24523881), (59, 16626360), (60, 16349254), (118, 8313180), (120, 8174627), (177, 5542120), (236, 4156590), (295, 3325272), (349, 2810760), (354, 2771060), (397, 2470920), (472, 2078295), (590, 1662636), (698, 1405380), (708, 1385530), (794, 1235460), (885, 1108424), (1047, 936920), (1180, 831318), (1191, 823640), (1396, 702690), (1416, 692765), (1588, 617730), (1745, 562152), (1770, 554212), (1985, 494184), (2094, 468460), (2360, 415659), (2382, 411820), (2792, 351345), (3176, 308865), (3490, 281076), (3540, 277106), (3970, 247092), (4188, 234230), (4764, 205910), (5235, 187384), (5955, 164728), (6980, 140538), (7080, 138553), (7940, 123546), (8376, 117115), (9528, 102955), (10470, 93692), (11910, 82364), (13960, 70269), (15880, 61773), (20591, 47640), (20940, 46846), (23423, 41880), (23820, 41182)]