123012540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{4649}}^1$

素因数の和:4681

約数の個数: 144

約数和(自身を含む): 445284000

約数和(自身を除く): 322271460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 4649, 5292, 6615, 8820, 9298, 13230, 13947, 18596, 23245, 26460, 27894, 32543, 41841, 46490, 55788, 65086, 69735, 83682, 92980, 97629, 125523, 130172, 139470, 162715, 167364, 195258, 209205, 227801, 251046, 278940, 292887, 325430, 390516, 418410, 455602, 488145, 502092, 585774, 627615, 650860, 683403, 836820, 878661, 911204, 976290, 1139005, 1171548, 1255230, 1366806, 1464435, 1757322, 1952580, 2050209, 2278010, 2510460, 2733612, 2928870, 3417015, 3514644, 4100418, 4393305, 4556020, 5857740, 6150627, 6834030, 8200836, 8786610, 10251045, 12301254, 13668060, 17573220, 20502090, 24602508, 30753135, 41004180, 61506270, 123012540]

約数ペア:

[(1, 123012540), (2, 61506270), (3, 41004180), (4, 30753135), (5, 24602508), (6, 20502090), (7, 17573220), (9, 13668060), (10, 12301254), (12, 10251045), (14, 8786610), (15, 8200836), (18, 6834030), (20, 6150627), (21, 5857740), (27, 4556020), (28, 4393305), (30, 4100418), (35, 3514644), (36, 3417015), (42, 2928870), (45, 2733612), (49, 2510460), (54, 2278010), (60, 2050209), (63, 1952580), (70, 1757322), (84, 1464435), (90, 1366806), (98, 1255230), (105, 1171548), (108, 1139005), (126, 976290), (135, 911204), (140, 878661), (147, 836820), (180, 683403), (189, 650860), (196, 627615), (210, 585774), (245, 502092), (252, 488145), (270, 455602), (294, 418410), (315, 390516), (378, 325430), (420, 292887), (441, 278940), (490, 251046), (540, 227801), (588, 209205), (630, 195258), (735, 167364), (756, 162715), (882, 139470), (945, 130172), (980, 125523), (1260, 97629), (1323, 92980), (1470, 83682), (1764, 69735), (1890, 65086), (2205, 55788), (2646, 46490), (2940, 41841), (3780, 32543), (4410, 27894), (4649, 26460), (5292, 23245), (6615, 18596), (8820, 13947), (9298, 13230)]