19566720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 192

約数和(自身を含む): 70012800

約数和(自身を除く): 50446080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 79, 80, 86, 90, 96, 120, 128, 129, 144, 158, 160, 172, 180, 192, 215, 237, 240, 258, 288, 316, 320, 344, 360, 384, 387, 395, 430, 474, 480, 516, 576, 632, 640, 645, 688, 711, 720, 774, 790, 860, 948, 960, 1032, 1152, 1185, 1264, 1290, 1376, 1422, 1440, 1548, 1580, 1720, 1896, 1920, 1935, 2064, 2370, 2528, 2580, 2752, 2844, 2880, 3096, 3160, 3397, 3440, 3555, 3792, 3870, 4128, 4740, 5056, 5160, 5504, 5688, 5760, 6192, 6320, 6794, 6880, 7110, 7584, 7740, 8256, 9480, 10112, 10191, 10320, 11376, 12384, 12640, 13588, 13760, 14220, 15168, 15480, 16512, 16985, 18960, 20382, 20640, 22752, 24768, 25280, 27176, 27520, 28440, 30336, 30573, 30960, 33970, 37920, 40764, 41280, 45504, 49536, 50560, 50955, 54352, 56880, 61146, 61920, 67940, 75840, 81528, 82560, 91008, 101910, 108704, 113760, 122292, 123840, 135880, 151680, 152865, 163056, 203820, 217408, 227520, 244584, 247680, 271760, 305730, 326112, 407640, 434816, 455040, 489168, 543520, 611460, 652224, 815280, 978336, 1087040, 1222920, 1304448, 1630560, 1956672, 2174080, 2445840, 3261120, 3913344, 4891680, 6522240, 9783360, 19566720]

約数ペア:

[(1, 19566720), (2, 9783360), (3, 6522240), (4, 4891680), (5, 3913344), (6, 3261120), (8, 2445840), (9, 2174080), (10, 1956672), (12, 1630560), (15, 1304448), (16, 1222920), (18, 1087040), (20, 978336), (24, 815280), (30, 652224), (32, 611460), (36, 543520), (40, 489168), (43, 455040), (45, 434816), (48, 407640), (60, 326112), (64, 305730), (72, 271760), (79, 247680), (80, 244584), (86, 227520), (90, 217408), (96, 203820), (120, 163056), (128, 152865), (129, 151680), (144, 135880), (158, 123840), (160, 122292), (172, 113760), (180, 108704), (192, 101910), (215, 91008), (237, 82560), (240, 81528), (258, 75840), (288, 67940), (316, 61920), (320, 61146), (344, 56880), (360, 54352), (384, 50955), (387, 50560), (395, 49536), (430, 45504), (474, 41280), (480, 40764), (516, 37920), (576, 33970), (632, 30960), (640, 30573), (645, 30336), (688, 28440), (711, 27520), (720, 27176), (774, 25280), (790, 24768), (860, 22752), (948, 20640), (960, 20382), (1032, 18960), (1152, 16985), (1185, 16512), (1264, 15480), (1290, 15168), (1376, 14220), (1422, 13760), (1440, 13588), (1548, 12640), (1580, 12384), (1720, 11376), (1896, 10320), (1920, 10191), (1935, 10112), (2064, 9480), (2370, 8256), (2528, 7740), (2580, 7584), (2752, 7110), (2844, 6880), (2880, 6794), (3096, 6320), (3160, 6192), (3397, 5760), (3440, 5688), (3555, 5504), (3792, 5160), (3870, 5056), (4128, 4740)]