178915128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 531878400

約数和(自身を除く): 352963272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 107, 111, 148, 168, 214, 222, 259, 269, 296, 321, 428, 444, 518, 538, 642, 749, 777, 807, 856, 888, 1036, 1076, 1284, 1498, 1554, 1614, 1883, 2072, 2152, 2247, 2568, 2996, 3108, 3228, 3766, 3959, 4494, 5649, 5992, 6216, 6456, 7532, 7918, 8988, 9953, 11298, 11877, 15064, 15836, 17976, 19906, 22596, 23754, 27713, 28783, 29859, 31672, 39812, 45192, 47508, 55426, 57566, 59718, 69671, 79624, 83139, 86349, 95016, 110852, 115132, 119436, 139342, 166278, 172698, 201481, 209013, 221704, 230264, 238872, 278684, 332556, 345396, 402962, 418026, 557368, 604443, 665112, 690792, 805924, 836052, 1064971, 1208886, 1611848, 1672104, 2129942, 2417772, 3194913, 4259884, 4835544, 6389826, 7454797, 8519768, 12779652, 14909594, 22364391, 25559304, 29819188, 44728782, 59638376, 89457564, 178915128]

約数ペア:

[(1, 178915128), (2, 89457564), (3, 59638376), (4, 44728782), (6, 29819188), (7, 25559304), (8, 22364391), (12, 14909594), (14, 12779652), (21, 8519768), (24, 7454797), (28, 6389826), (37, 4835544), (42, 4259884), (56, 3194913), (74, 2417772), (84, 2129942), (107, 1672104), (111, 1611848), (148, 1208886), (168, 1064971), (214, 836052), (222, 805924), (259, 690792), (269, 665112), (296, 604443), (321, 557368), (428, 418026), (444, 402962), (518, 345396), (538, 332556), (642, 278684), (749, 238872), (777, 230264), (807, 221704), (856, 209013), (888, 201481), (1036, 172698), (1076, 166278), (1284, 139342), (1498, 119436), (1554, 115132), (1614, 110852), (1883, 95016), (2072, 86349), (2152, 83139), (2247, 79624), (2568, 69671), (2996, 59718), (3108, 57566), (3228, 55426), (3766, 47508), (3959, 45192), (4494, 39812), (5649, 31672), (5992, 29859), (6216, 28783), (6456, 27713), (7532, 23754), (7918, 22596), (8988, 19906), (9953, 17976), (11298, 15836), (11877, 15064)]