285904710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4987}}^1$

素因数の和:5027

約数の個数: 144

約数和(自身を含む): 931419216

約数和(自身を除く): 645514506

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 182, 195, 210, 234, 245, 273, 294, 315, 390, 441, 455, 490, 546, 585, 630, 637, 735, 819, 882, 910, 1170, 1274, 1365, 1470, 1638, 1911, 2205, 2730, 3185, 3822, 4095, 4410, 4987, 5733, 6370, 8190, 9555, 9974, 11466, 14961, 19110, 24935, 28665, 29922, 34909, 44883, 49870, 57330, 64831, 69818, 74805, 89766, 104727, 129662, 149610, 174545, 194493, 209454, 224415, 244363, 314181, 324155, 349090, 388986, 448830, 453817, 488726, 523635, 583479, 628362, 648310, 733089, 907634, 972465, 1047270, 1166958, 1221815, 1361451, 1466178, 1570905, 1944930, 2199267, 2269085, 2443630, 2722902, 2917395, 3141810, 3176719, 3665445, 4084353, 4398534, 4538170, 5834790, 6353438, 6807255, 7330890, 8168706, 9530157, 10996335, 13614510, 15883595, 19060314, 20421765, 21992670, 28590471, 31767190, 40843530, 47650785, 57180942, 95301570, 142952355, 285904710]

約数ペア:

[(1, 285904710), (2, 142952355), (3, 95301570), (5, 57180942), (6, 47650785), (7, 40843530), (9, 31767190), (10, 28590471), (13, 21992670), (14, 20421765), (15, 19060314), (18, 15883595), (21, 13614510), (26, 10996335), (30, 9530157), (35, 8168706), (39, 7330890), (42, 6807255), (45, 6353438), (49, 5834790), (63, 4538170), (65, 4398534), (70, 4084353), (78, 3665445), (90, 3176719), (91, 3141810), (98, 2917395), (105, 2722902), (117, 2443630), (126, 2269085), (130, 2199267), (147, 1944930), (182, 1570905), (195, 1466178), (210, 1361451), (234, 1221815), (245, 1166958), (273, 1047270), (294, 972465), (315, 907634), (390, 733089), (441, 648310), (455, 628362), (490, 583479), (546, 523635), (585, 488726), (630, 453817), (637, 448830), (735, 388986), (819, 349090), (882, 324155), (910, 314181), (1170, 244363), (1274, 224415), (1365, 209454), (1470, 194493), (1638, 174545), (1911, 149610), (2205, 129662), (2730, 104727), (3185, 89766), (3822, 74805), (4095, 69818), (4410, 64831), (4987, 57330), (5733, 49870), (6370, 44883), (8190, 34909), (9555, 29922), (9974, 28665), (11466, 24935), (14961, 19110)]