419457280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^3$

素因数の和:125

約数の個数: 144

約数和(自身を含む): 1132604928

約数和(自身を除く): 713147648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 256, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 961, 992, 1240, 1280, 1364, 1408, 1705, 1760, 1922, 1984, 2480, 2728, 2816, 3410, 3520, 3844, 3968, 4805, 4960, 5456, 6820, 7040, 7688, 7936, 9610, 9920, 10571, 10912, 13640, 14080, 15376, 19220, 19840, 21142, 21824, 27280, 29791, 30752, 38440, 39680, 42284, 43648, 52855, 54560, 59582, 61504, 76880, 84568, 87296, 105710, 109120, 119164, 123008, 148955, 153760, 169136, 211420, 218240, 238328, 246016, 297910, 307520, 327701, 338272, 422840, 436480, 476656, 595820, 615040, 655402, 676544, 845680, 953312, 1191640, 1230080, 1310804, 1353088, 1638505, 1691360, 1906624, 2383280, 2621608, 2706176, 3277010, 3382720, 3813248, 4766560, 5243216, 6554020, 6765440, 7626496, 9533120, 10486432, 13108040, 13530880, 19066240, 20972864, 26216080, 38132480, 41945728, 52432160, 83891456, 104864320, 209728640, 419457280]

約数ペア:

[(1, 419457280), (2, 209728640), (4, 104864320), (5, 83891456), (8, 52432160), (10, 41945728), (11, 38132480), (16, 26216080), (20, 20972864), (22, 19066240), (31, 13530880), (32, 13108040), (40, 10486432), (44, 9533120), (55, 7626496), (62, 6765440), (64, 6554020), (80, 5243216), (88, 4766560), (110, 3813248), (124, 3382720), (128, 3277010), (155, 2706176), (160, 2621608), (176, 2383280), (220, 1906624), (248, 1691360), (256, 1638505), (310, 1353088), (320, 1310804), (341, 1230080), (352, 1191640), (440, 953312), (496, 845680), (620, 676544), (640, 655402), (682, 615040), (704, 595820), (880, 476656), (961, 436480), (992, 422840), (1240, 338272), (1280, 327701), (1364, 307520), (1408, 297910), (1705, 246016), (1760, 238328), (1922, 218240), (1984, 211420), (2480, 169136), (2728, 153760), (2816, 148955), (3410, 123008), (3520, 119164), (3844, 109120), (3968, 105710), (4805, 87296), (4960, 84568), (5456, 76880), (6820, 61504), (7040, 59582), (7688, 54560), (7936, 52855), (9610, 43648), (9920, 42284), (10571, 39680), (10912, 38440), (13640, 30752), (14080, 29791), (15376, 27280), (19220, 21824), (19840, 21142)]