87941280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3739}}^1$

素因数の和:3771

約数の個数: 144

約数和(自身を含む): 322328160

約数和(自身を除く): 234386880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3739, 3920, 4704, 5880, 7478, 7840, 11217, 11760, 14956, 18695, 22434, 23520, 26173, 29912, 37390, 44868, 52346, 56085, 59824, 74780, 78519, 89736, 104692, 112170, 119648, 130865, 149560, 157038, 179472, 183211, 209384, 224340, 261730, 299120, 314076, 358944, 366422, 392595, 418768, 448680, 523460, 549633, 598240, 628152, 732844, 785190, 837536, 897360, 916055, 1046920, 1099266, 1256304, 1465688, 1570380, 1794720, 1832110, 2093840, 2198532, 2512608, 2748165, 2931376, 3140760, 3664220, 4187680, 4397064, 5496330, 5862752, 6281520, 7328440, 8794128, 10992660, 12563040, 14656880, 17588256, 21985320, 29313760, 43970640, 87941280]

約数ペア:

[(1, 87941280), (2, 43970640), (3, 29313760), (4, 21985320), (5, 17588256), (6, 14656880), (7, 12563040), (8, 10992660), (10, 8794128), (12, 7328440), (14, 6281520), (15, 5862752), (16, 5496330), (20, 4397064), (21, 4187680), (24, 3664220), (28, 3140760), (30, 2931376), (32, 2748165), (35, 2512608), (40, 2198532), (42, 2093840), (48, 1832110), (49, 1794720), (56, 1570380), (60, 1465688), (70, 1256304), (80, 1099266), (84, 1046920), (96, 916055), (98, 897360), (105, 837536), (112, 785190), (120, 732844), (140, 628152), (147, 598240), (160, 549633), (168, 523460), (196, 448680), (210, 418768), (224, 392595), (240, 366422), (245, 358944), (280, 314076), (294, 299120), (336, 261730), (392, 224340), (420, 209384), (480, 183211), (490, 179472), (560, 157038), (588, 149560), (672, 130865), (735, 119648), (784, 112170), (840, 104692), (980, 89736), (1120, 78519), (1176, 74780), (1470, 59824), (1568, 56085), (1680, 52346), (1960, 44868), (2352, 37390), (2940, 29912), (3360, 26173), (3739, 23520), (3920, 22434), (4704, 18695), (5880, 14956), (7478, 11760), (7840, 11217)]