208889100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:565

約数の個数: 216

約数和(自身を含む): 760451328

約数和(自身を除く): 551562228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 71, 75, 84, 90, 100, 105, 126, 140, 142, 150, 175, 180, 210, 213, 225, 252, 284, 300, 315, 350, 355, 420, 426, 450, 467, 497, 525, 630, 639, 700, 710, 852, 900, 934, 994, 1050, 1065, 1260, 1278, 1401, 1420, 1491, 1575, 1775, 1868, 1988, 2100, 2130, 2335, 2485, 2556, 2802, 2982, 3150, 3195, 3269, 3550, 4203, 4260, 4473, 4670, 4970, 5325, 5604, 5964, 6300, 6390, 6538, 7005, 7100, 7455, 8406, 8946, 9340, 9807, 9940, 10650, 11675, 12425, 12780, 13076, 14010, 14910, 15975, 16345, 16812, 17892, 19614, 21015, 21300, 22365, 23350, 24850, 28020, 29421, 29820, 31950, 32690, 33157, 35025, 37275, 39228, 42030, 44730, 46700, 49035, 49700, 58842, 63900, 65380, 66314, 70050, 74550, 81725, 84060, 89460, 98070, 99471, 105075, 111825, 117684, 132628, 140100, 147105, 149100, 163450, 165785, 196140, 198942, 210150, 223650, 232099, 245175, 294210, 298413, 326900, 331570, 397884, 420300, 447300, 464198, 490350, 497355, 588420, 596826, 663140, 696297, 735525, 828925, 928396, 980700, 994710, 1160495, 1193652, 1392594, 1471050, 1492065, 1657850, 1989420, 2088891, 2320990, 2486775, 2785188, 2942100, 2984130, 3315700, 3481485, 4177782, 4641980, 4973550, 5802475, 5968260, 6962970, 7460325, 8355564, 9947100, 10444455, 11604950, 13925940, 14920650, 17407425, 20888910, 23209900, 29841300, 34814850, 41777820, 52222275, 69629700, 104444550, 208889100]

約数ペア:

[(1, 208889100), (2, 104444550), (3, 69629700), (4, 52222275), (5, 41777820), (6, 34814850), (7, 29841300), (9, 23209900), (10, 20888910), (12, 17407425), (14, 14920650), (15, 13925940), (18, 11604950), (20, 10444455), (21, 9947100), (25, 8355564), (28, 7460325), (30, 6962970), (35, 5968260), (36, 5802475), (42, 4973550), (45, 4641980), (50, 4177782), (60, 3481485), (63, 3315700), (70, 2984130), (71, 2942100), (75, 2785188), (84, 2486775), (90, 2320990), (100, 2088891), (105, 1989420), (126, 1657850), (140, 1492065), (142, 1471050), (150, 1392594), (175, 1193652), (180, 1160495), (210, 994710), (213, 980700), (225, 928396), (252, 828925), (284, 735525), (300, 696297), (315, 663140), (350, 596826), (355, 588420), (420, 497355), (426, 490350), (450, 464198), (467, 447300), (497, 420300), (525, 397884), (630, 331570), (639, 326900), (700, 298413), (710, 294210), (852, 245175), (900, 232099), (934, 223650), (994, 210150), (1050, 198942), (1065, 196140), (1260, 165785), (1278, 163450), (1401, 149100), (1420, 147105), (1491, 140100), (1575, 132628), (1775, 117684), (1868, 111825), (1988, 105075), (2100, 99471), (2130, 98070), (2335, 89460), (2485, 84060), (2556, 81725), (2802, 74550), (2982, 70050), (3150, 66314), (3195, 65380), (3269, 63900), (3550, 58842), (4203, 49700), (4260, 49035), (4473, 46700), (4670, 44730), (4970, 42030), (5325, 39228), (5604, 37275), (5964, 35025), (6300, 33157), (6390, 32690), (6538, 31950), (7005, 29820), (7100, 29421), (7455, 28020), (8406, 24850), (8946, 23350), (9340, 22365), (9807, 21300), (9940, 21015), (10650, 19614), (11675, 17892), (12425, 16812), (12780, 16345), (13076, 15975), (14010, 14910)]