21925800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{937}}^1$

素因数の和:972

約数の個数: 144

約数和(自身を含む): 79382940

約数和(自身を除く): 57457140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 150, 156, 180, 195, 200, 225, 234, 260, 300, 312, 325, 360, 390, 450, 468, 520, 585, 600, 650, 780, 900, 936, 937, 975, 1170, 1300, 1560, 1800, 1874, 1950, 2340, 2600, 2811, 2925, 3748, 3900, 4680, 4685, 5622, 5850, 7496, 7800, 8433, 9370, 11244, 11700, 12181, 14055, 16866, 18740, 22488, 23400, 23425, 24362, 28110, 33732, 36543, 37480, 42165, 46850, 48724, 56220, 60905, 67464, 70275, 73086, 84330, 93700, 97448, 109629, 112440, 121810, 140550, 146172, 168660, 182715, 187400, 210825, 219258, 243620, 281100, 292344, 304525, 337320, 365430, 421650, 438516, 487240, 548145, 562200, 609050, 730860, 843300, 877032, 913575, 1096290, 1218100, 1461720, 1686600, 1827150, 2192580, 2436200, 2740725, 3654300, 4385160, 5481450, 7308600, 10962900, 21925800]

約数ペア:

[(1, 21925800), (2, 10962900), (3, 7308600), (4, 5481450), (5, 4385160), (6, 3654300), (8, 2740725), (9, 2436200), (10, 2192580), (12, 1827150), (13, 1686600), (15, 1461720), (18, 1218100), (20, 1096290), (24, 913575), (25, 877032), (26, 843300), (30, 730860), (36, 609050), (39, 562200), (40, 548145), (45, 487240), (50, 438516), (52, 421650), (60, 365430), (65, 337320), (72, 304525), (75, 292344), (78, 281100), (90, 243620), (100, 219258), (104, 210825), (117, 187400), (120, 182715), (130, 168660), (150, 146172), (156, 140550), (180, 121810), (195, 112440), (200, 109629), (225, 97448), (234, 93700), (260, 84330), (300, 73086), (312, 70275), (325, 67464), (360, 60905), (390, 56220), (450, 48724), (468, 46850), (520, 42165), (585, 37480), (600, 36543), (650, 33732), (780, 28110), (900, 24362), (936, 23425), (937, 23400), (975, 22488), (1170, 18740), (1300, 16866), (1560, 14055), (1800, 12181), (1874, 11700), (1950, 11244), (2340, 9370), (2600, 8433), (2811, 7800), (2925, 7496), (3748, 5850), (3900, 5622), (4680, 4685)]