78915200

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 192

約数和(自身を含む): 240817920

約数和(自身を除く): 161902720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 128, 130, 140, 160, 175, 182, 200, 208, 224, 260, 271, 280, 320, 325, 350, 364, 400, 416, 448, 455, 520, 542, 560, 640, 650, 700, 728, 800, 832, 896, 910, 1040, 1084, 1120, 1300, 1355, 1400, 1456, 1600, 1664, 1820, 1897, 2080, 2168, 2240, 2275, 2600, 2710, 2800, 2912, 3200, 3523, 3640, 3794, 4160, 4336, 4480, 4550, 5200, 5420, 5600, 5824, 6775, 7046, 7280, 7588, 8320, 8672, 9100, 9485, 10400, 10840, 11200, 11648, 13550, 14092, 14560, 15176, 17344, 17615, 18200, 18970, 20800, 21680, 22400, 24661, 27100, 28184, 29120, 30352, 34688, 35230, 36400, 37940, 41600, 43360, 47425, 49322, 54200, 56368, 58240, 60704, 70460, 72800, 75880, 86720, 88075, 94850, 98644, 108400, 112736, 121408, 123305, 140920, 145600, 151760, 173440, 176150, 189700, 197288, 216800, 225472, 242816, 246610, 281840, 291200, 303520, 352300, 379400, 394576, 433600, 450944, 493220, 563680, 607040, 616525, 704600, 758800, 789152, 867200, 986440, 1127360, 1214080, 1233050, 1409200, 1517600, 1578304, 1972880, 2254720, 2466100, 2818400, 3035200, 3156608, 3945760, 4932200, 5636800, 6070400, 7891520, 9864400, 11273600, 15783040, 19728800, 39457600, 78915200]

約数ペア:

[(1, 78915200), (2, 39457600), (4, 19728800), (5, 15783040), (7, 11273600), (8, 9864400), (10, 7891520), (13, 6070400), (14, 5636800), (16, 4932200), (20, 3945760), (25, 3156608), (26, 3035200), (28, 2818400), (32, 2466100), (35, 2254720), (40, 1972880), (50, 1578304), (52, 1517600), (56, 1409200), (64, 1233050), (65, 1214080), (70, 1127360), (80, 986440), (91, 867200), (100, 789152), (104, 758800), (112, 704600), (128, 616525), (130, 607040), (140, 563680), (160, 493220), (175, 450944), (182, 433600), (200, 394576), (208, 379400), (224, 352300), (260, 303520), (271, 291200), (280, 281840), (320, 246610), (325, 242816), (350, 225472), (364, 216800), (400, 197288), (416, 189700), (448, 176150), (455, 173440), (520, 151760), (542, 145600), (560, 140920), (640, 123305), (650, 121408), (700, 112736), (728, 108400), (800, 98644), (832, 94850), (896, 88075), (910, 86720), (1040, 75880), (1084, 72800), (1120, 70460), (1300, 60704), (1355, 58240), (1400, 56368), (1456, 54200), (1600, 49322), (1664, 47425), (1820, 43360), (1897, 41600), (2080, 37940), (2168, 36400), (2240, 35230), (2275, 34688), (2600, 30352), (2710, 29120), (2800, 28184), (2912, 27100), (3200, 24661), (3523, 22400), (3640, 21680), (3794, 20800), (4160, 18970), (4336, 18200), (4480, 17615), (4550, 17344), (5200, 15176), (5420, 14560), (5600, 14092), (5824, 13550), (6775, 11648), (7046, 11200), (7280, 10840), (7588, 10400), (8320, 9485), (8672, 9100)]