78410178

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 220758720

約数和(自身を除く): 142348542

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 37, 42, 63, 66, 74, 77, 99, 111, 121, 126, 139, 154, 198, 222, 231, 242, 259, 278, 333, 363, 407, 417, 462, 518, 666, 693, 726, 777, 814, 834, 847, 973, 1089, 1221, 1251, 1386, 1529, 1554, 1694, 1946, 2178, 2331, 2442, 2502, 2541, 2849, 2919, 3058, 3663, 4477, 4587, 4662, 5082, 5143, 5698, 5838, 7326, 7623, 8547, 8757, 8954, 9174, 10286, 10703, 13431, 13761, 15246, 15429, 16819, 17094, 17514, 21406, 25641, 26862, 27522, 30858, 31339, 32109, 33638, 36001, 40293, 46287, 50457, 51282, 56573, 62678, 64218, 72002, 80586, 92574, 94017, 96327, 100914, 108003, 113146, 117733, 151371, 169719, 188034, 192654, 216006, 235466, 282051, 302742, 324009, 339438, 353199, 396011, 509157, 564102, 622303, 648018, 706398, 792022, 1018314, 1059597, 1188033, 1244606, 1866909, 2119194, 2376066, 3564099, 3733818, 4356121, 5600727, 7128198, 8712242, 11201454, 13068363, 26136726, 39205089, 78410178]

約数ペア:

[(1, 78410178), (2, 39205089), (3, 26136726), (6, 13068363), (7, 11201454), (9, 8712242), (11, 7128198), (14, 5600727), (18, 4356121), (21, 3733818), (22, 3564099), (33, 2376066), (37, 2119194), (42, 1866909), (63, 1244606), (66, 1188033), (74, 1059597), (77, 1018314), (99, 792022), (111, 706398), (121, 648018), (126, 622303), (139, 564102), (154, 509157), (198, 396011), (222, 353199), (231, 339438), (242, 324009), (259, 302742), (278, 282051), (333, 235466), (363, 216006), (407, 192654), (417, 188034), (462, 169719), (518, 151371), (666, 117733), (693, 113146), (726, 108003), (777, 100914), (814, 96327), (834, 94017), (847, 92574), (973, 80586), (1089, 72002), (1221, 64218), (1251, 62678), (1386, 56573), (1529, 51282), (1554, 50457), (1694, 46287), (1946, 40293), (2178, 36001), (2331, 33638), (2442, 32109), (2502, 31339), (2541, 30858), (2849, 27522), (2919, 26862), (3058, 25641), (3663, 21406), (4477, 17514), (4587, 17094), (4662, 16819), (5082, 15429), (5143, 15246), (5698, 13761), (5838, 13431), (7326, 10703), (7623, 10286), (8547, 9174), (8757, 8954)]