27201720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 256

約数和(自身を含む): 104509440

約数和(自身を除く): 77307720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 52, 53, 56, 60, 65, 70, 78, 84, 91, 94, 104, 105, 106, 120, 130, 140, 141, 156, 159, 168, 182, 188, 195, 210, 212, 235, 260, 265, 273, 280, 282, 312, 318, 329, 364, 371, 376, 390, 420, 424, 455, 470, 520, 530, 546, 564, 611, 636, 658, 689, 705, 728, 742, 780, 795, 840, 910, 940, 987, 1060, 1092, 1113, 1128, 1222, 1272, 1316, 1365, 1378, 1410, 1484, 1560, 1590, 1645, 1820, 1833, 1855, 1880, 1974, 2067, 2120, 2184, 2226, 2444, 2491, 2632, 2730, 2756, 2820, 2968, 3055, 3180, 3290, 3445, 3640, 3666, 3710, 3948, 4134, 4277, 4452, 4823, 4888, 4935, 4982, 5460, 5512, 5565, 5640, 6110, 6360, 6580, 6890, 7332, 7420, 7473, 7896, 8268, 8554, 8904, 9165, 9646, 9870, 9964, 10335, 10920, 11130, 12220, 12455, 12831, 13160, 13780, 14469, 14664, 14840, 14946, 16536, 17108, 17437, 18330, 19292, 19740, 19928, 20670, 21385, 22260, 24115, 24440, 24910, 25662, 27560, 28938, 29892, 32383, 34216, 34874, 36660, 37365, 38584, 39480, 41340, 42770, 44520, 48230, 49820, 51324, 52311, 57876, 59784, 64155, 64766, 69748, 72345, 73320, 74730, 82680, 85540, 87185, 96460, 97149, 99640, 102648, 104622, 115752, 128310, 129532, 139496, 144690, 149460, 161915, 171080, 174370, 192920, 194298, 209244, 226681, 256620, 259064, 261555, 289380, 298920, 323830, 348740, 388596, 418488, 453362, 485745, 513240, 523110, 578760, 647660, 680043, 697480, 777192, 906724, 971490, 1046220, 1133405, 1295320, 1360086, 1813448, 1942980, 2092440, 2266810, 2720172, 3400215, 3885960, 4533620, 5440344, 6800430, 9067240, 13600860, 27201720]

約数ペア:

[(1, 27201720), (2, 13600860), (3, 9067240), (4, 6800430), (5, 5440344), (6, 4533620), (7, 3885960), (8, 3400215), (10, 2720172), (12, 2266810), (13, 2092440), (14, 1942980), (15, 1813448), (20, 1360086), (21, 1295320), (24, 1133405), (26, 1046220), (28, 971490), (30, 906724), (35, 777192), (39, 697480), (40, 680043), (42, 647660), (47, 578760), (52, 523110), (53, 513240), (56, 485745), (60, 453362), (65, 418488), (70, 388596), (78, 348740), (84, 323830), (91, 298920), (94, 289380), (104, 261555), (105, 259064), (106, 256620), (120, 226681), (130, 209244), (140, 194298), (141, 192920), (156, 174370), (159, 171080), (168, 161915), (182, 149460), (188, 144690), (195, 139496), (210, 129532), (212, 128310), (235, 115752), (260, 104622), (265, 102648), (273, 99640), (280, 97149), (282, 96460), (312, 87185), (318, 85540), (329, 82680), (364, 74730), (371, 73320), (376, 72345), (390, 69748), (420, 64766), (424, 64155), (455, 59784), (470, 57876), (520, 52311), (530, 51324), (546, 49820), (564, 48230), (611, 44520), (636, 42770), (658, 41340), (689, 39480), (705, 38584), (728, 37365), (742, 36660), (780, 34874), (795, 34216), (840, 32383), (910, 29892), (940, 28938), (987, 27560), (1060, 25662), (1092, 24910), (1113, 24440), (1128, 24115), (1222, 22260), (1272, 21385), (1316, 20670), (1365, 19928), (1378, 19740), (1410, 19292), (1484, 18330), (1560, 17437), (1590, 17108), (1645, 16536), (1820, 14946), (1833, 14840), (1855, 14664), (1880, 14469), (1974, 13780), (2067, 13160), (2120, 12831), (2184, 12455), (2226, 12220), (2444, 11130), (2491, 10920), (2632, 10335), (2730, 9964), (2756, 9870), (2820, 9646), (2968, 9165), (3055, 8904), (3180, 8554), (3290, 8268), (3445, 7896), (3640, 7473), (3666, 7420), (3710, 7332), (3948, 6890), (4134, 6580), (4277, 6360), (4452, 6110), (4823, 5640), (4888, 5565), (4935, 5512), (4982, 5460)]