68243070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 199065600

約数和(自身を除く): 130822530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 71, 105, 115, 138, 142, 161, 199, 210, 213, 230, 322, 345, 355, 398, 426, 483, 497, 597, 690, 710, 805, 966, 994, 995, 1065, 1194, 1393, 1491, 1610, 1633, 1990, 2130, 2415, 2485, 2786, 2982, 2985, 3266, 4179, 4577, 4830, 4899, 4970, 5970, 6965, 7455, 8165, 8358, 9154, 9798, 11431, 13731, 13930, 14129, 14910, 16330, 20895, 22862, 22885, 24495, 27462, 28258, 32039, 34293, 41790, 42387, 45770, 48990, 57155, 64078, 68586, 68655, 70645, 84774, 96117, 98903, 114310, 137310, 141290, 160195, 171465, 192234, 197806, 211935, 296709, 320390, 324967, 342930, 423870, 480585, 494515, 593418, 649934, 961170, 974901, 989030, 1483545, 1624835, 1949802, 2274769, 2967090, 3249670, 4549538, 4874505, 6824307, 9749010, 11373845, 13648614, 22747690, 34121535, 68243070]

約数ペア:

[(1, 68243070), (2, 34121535), (3, 22747690), (5, 13648614), (6, 11373845), (7, 9749010), (10, 6824307), (14, 4874505), (15, 4549538), (21, 3249670), (23, 2967090), (30, 2274769), (35, 1949802), (42, 1624835), (46, 1483545), (69, 989030), (70, 974901), (71, 961170), (105, 649934), (115, 593418), (138, 494515), (142, 480585), (161, 423870), (199, 342930), (210, 324967), (213, 320390), (230, 296709), (322, 211935), (345, 197806), (355, 192234), (398, 171465), (426, 160195), (483, 141290), (497, 137310), (597, 114310), (690, 98903), (710, 96117), (805, 84774), (966, 70645), (994, 68655), (995, 68586), (1065, 64078), (1194, 57155), (1393, 48990), (1491, 45770), (1610, 42387), (1633, 41790), (1990, 34293), (2130, 32039), (2415, 28258), (2485, 27462), (2786, 24495), (2982, 22885), (2985, 22862), (3266, 20895), (4179, 16330), (4577, 14910), (4830, 14129), (4899, 13930), (4970, 13731), (5970, 11431), (6965, 9798), (7455, 9154), (8165, 8358)]