78966720

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{3917}}^1$

素因数の和:3947

約数の個数: 168

約数和(自身を含む): 310493664

約数和(自身を除く): 231526944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 3917, 4032, 5040, 6720, 7834, 10080, 11751, 15668, 19585, 20160, 23502, 27419, 31336, 35253, 39170, 47004, 54838, 58755, 62672, 70506, 78340, 82257, 94008, 109676, 117510, 125344, 137095, 141012, 156680, 164514, 176265, 188016, 219352, 235020, 246771, 250688, 274190, 282024, 313360, 329028, 352530, 376032, 411285, 438704, 470040, 493542, 548380, 564048, 626720, 658056, 705060, 752064, 822570, 877408, 940080, 987084, 1096760, 1128096, 1233855, 1253440, 1316112, 1410120, 1645140, 1754816, 1880160, 1974168, 2193520, 2256192, 2467710, 2632224, 2820240, 3290280, 3760320, 3948336, 4387040, 4935420, 5264448, 5640480, 6580560, 7896672, 8774080, 9870840, 11280960, 13161120, 15793344, 19741680, 26322240, 39483360, 78966720]

約数ペア:

[(1, 78966720), (2, 39483360), (3, 26322240), (4, 19741680), (5, 15793344), (6, 13161120), (7, 11280960), (8, 9870840), (9, 8774080), (10, 7896672), (12, 6580560), (14, 5640480), (15, 5264448), (16, 4935420), (18, 4387040), (20, 3948336), (21, 3760320), (24, 3290280), (28, 2820240), (30, 2632224), (32, 2467710), (35, 2256192), (36, 2193520), (40, 1974168), (42, 1880160), (45, 1754816), (48, 1645140), (56, 1410120), (60, 1316112), (63, 1253440), (64, 1233855), (70, 1128096), (72, 1096760), (80, 987084), (84, 940080), (90, 877408), (96, 822570), (105, 752064), (112, 705060), (120, 658056), (126, 626720), (140, 564048), (144, 548380), (160, 493542), (168, 470040), (180, 438704), (192, 411285), (210, 376032), (224, 352530), (240, 329028), (252, 313360), (280, 282024), (288, 274190), (315, 250688), (320, 246771), (336, 235020), (360, 219352), (420, 188016), (448, 176265), (480, 164514), (504, 156680), (560, 141012), (576, 137095), (630, 125344), (672, 117510), (720, 109676), (840, 94008), (960, 82257), (1008, 78340), (1120, 70506), (1260, 62672), (1344, 58755), (1440, 54838), (1680, 47004), (2016, 39170), (2240, 35253), (2520, 31336), (2880, 27419), (3360, 23502), (3917, 20160), (4032, 19585), (5040, 15668), (6720, 11751), (7834, 10080)]