171855540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 567544320

約数和(自身を除く): 395688780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 101, 108, 115, 135, 137, 138, 180, 202, 207, 230, 270, 274, 276, 303, 345, 404, 411, 414, 460, 505, 540, 548, 606, 621, 685, 690, 822, 828, 909, 1010, 1035, 1212, 1233, 1242, 1370, 1380, 1515, 1644, 1818, 2020, 2055, 2070, 2323, 2466, 2484, 2727, 2740, 3030, 3105, 3151, 3636, 3699, 4110, 4140, 4545, 4646, 4932, 5454, 6060, 6165, 6210, 6302, 6969, 7398, 8220, 9090, 9292, 9453, 10908, 11615, 12330, 12420, 12604, 13635, 13837, 13938, 14796, 15755, 18180, 18495, 18906, 20907, 23230, 24660, 27270, 27674, 27876, 28359, 31510, 34845, 36990, 37812, 41511, 41814, 46460, 47265, 54540, 55348, 56718, 62721, 63020, 69185, 69690, 73980, 83022, 83628, 85077, 94530, 104535, 113436, 124533, 125442, 138370, 139380, 141795, 166044, 170154, 189060, 207555, 209070, 249066, 250884, 276740, 283590, 313605, 318251, 340308, 373599, 415110, 418140, 425385, 498132, 567180, 622665, 627210, 636502, 747198, 830220, 850770, 954753, 1245330, 1254420, 1273004, 1494396, 1591255, 1701540, 1867995, 1909506, 2490660, 2864259, 3182510, 3735990, 3819012, 4773765, 5728518, 6365020, 7471980, 8592777, 9547530, 11457036, 14321295, 17185554, 19095060, 28642590, 34371108, 42963885, 57285180, 85927770, 171855540]

約数ペア:

[(1, 171855540), (2, 85927770), (3, 57285180), (4, 42963885), (5, 34371108), (6, 28642590), (9, 19095060), (10, 17185554), (12, 14321295), (15, 11457036), (18, 9547530), (20, 8592777), (23, 7471980), (27, 6365020), (30, 5728518), (36, 4773765), (45, 3819012), (46, 3735990), (54, 3182510), (60, 2864259), (69, 2490660), (90, 1909506), (92, 1867995), (101, 1701540), (108, 1591255), (115, 1494396), (135, 1273004), (137, 1254420), (138, 1245330), (180, 954753), (202, 850770), (207, 830220), (230, 747198), (270, 636502), (274, 627210), (276, 622665), (303, 567180), (345, 498132), (404, 425385), (411, 418140), (414, 415110), (460, 373599), (505, 340308), (540, 318251), (548, 313605), (606, 283590), (621, 276740), (685, 250884), (690, 249066), (822, 209070), (828, 207555), (909, 189060), (1010, 170154), (1035, 166044), (1212, 141795), (1233, 139380), (1242, 138370), (1370, 125442), (1380, 124533), (1515, 113436), (1644, 104535), (1818, 94530), (2020, 85077), (2055, 83628), (2070, 83022), (2323, 73980), (2466, 69690), (2484, 69185), (2727, 63020), (2740, 62721), (3030, 56718), (3105, 55348), (3151, 54540), (3636, 47265), (3699, 46460), (4110, 41814), (4140, 41511), (4545, 37812), (4646, 36990), (4932, 34845), (5454, 31510), (6060, 28359), (6165, 27876), (6210, 27674), (6302, 27270), (6969, 24660), (7398, 23230), (8220, 20907), (9090, 18906), (9292, 18495), (9453, 18180), (10908, 15755), (11615, 14796), (12330, 13938), (12420, 13837), (12604, 13635)]