278364630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1318

約数の個数: 128

約数和(自身を含む): 777600000

約数和(自身を除く): 499235370

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 23, 30, 34, 38, 46, 51, 57, 69, 85, 95, 102, 114, 115, 138, 170, 190, 230, 255, 285, 323, 345, 391, 437, 510, 570, 646, 690, 782, 874, 969, 1173, 1249, 1311, 1615, 1938, 1955, 2185, 2346, 2498, 2622, 3230, 3747, 3910, 4370, 4845, 5865, 6245, 6555, 7429, 7494, 9690, 11730, 12490, 13110, 14858, 18735, 21233, 22287, 23731, 28727, 37145, 37470, 42466, 44574, 47462, 57454, 63699, 71193, 74290, 86181, 106165, 111435, 118655, 127398, 142386, 143635, 172362, 212330, 222870, 237310, 287270, 318495, 355965, 403427, 430905, 488359, 545813, 636990, 711930, 806854, 861810, 976718, 1091626, 1210281, 1465077, 1637439, 2017135, 2420562, 2441795, 2729065, 2930154, 3274878, 4034270, 4883590, 5458130, 6051405, 7325385, 8187195, 9278821, 12102810, 14650770, 16374390, 18557642, 27836463, 46394105, 55672926, 92788210, 139182315, 278364630]

約数ペア:

[(1, 278364630), (2, 139182315), (3, 92788210), (5, 55672926), (6, 46394105), (10, 27836463), (15, 18557642), (17, 16374390), (19, 14650770), (23, 12102810), (30, 9278821), (34, 8187195), (38, 7325385), (46, 6051405), (51, 5458130), (57, 4883590), (69, 4034270), (85, 3274878), (95, 2930154), (102, 2729065), (114, 2441795), (115, 2420562), (138, 2017135), (170, 1637439), (190, 1465077), (230, 1210281), (255, 1091626), (285, 976718), (323, 861810), (345, 806854), (391, 711930), (437, 636990), (510, 545813), (570, 488359), (646, 430905), (690, 403427), (782, 355965), (874, 318495), (969, 287270), (1173, 237310), (1249, 222870), (1311, 212330), (1615, 172362), (1938, 143635), (1955, 142386), (2185, 127398), (2346, 118655), (2498, 111435), (2622, 106165), (3230, 86181), (3747, 74290), (3910, 71193), (4370, 63699), (4845, 57454), (5865, 47462), (6245, 44574), (6555, 42466), (7429, 37470), (7494, 37145), (9690, 28727), (11730, 23731), (12490, 22287), (13110, 21233), (14858, 18735)]