279030570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{571}}^1$

素因数の和:780

約数の個数: 128

約数和(自身を含む): 830269440

約数和(自身を除く): 551238870

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 179, 182, 195, 210, 273, 358, 390, 455, 537, 546, 571, 895, 910, 1074, 1142, 1253, 1365, 1713, 1790, 2327, 2506, 2685, 2730, 2855, 3426, 3759, 3997, 4654, 5370, 5710, 6265, 6981, 7423, 7518, 7994, 8565, 11635, 11991, 12530, 13962, 14846, 16289, 17130, 18795, 19985, 22269, 23270, 23982, 32578, 34905, 37115, 37590, 39970, 44538, 48867, 51961, 59955, 69810, 74230, 81445, 97734, 102209, 103922, 111345, 119910, 155883, 162890, 204418, 222690, 244335, 259805, 306627, 311766, 488670, 511045, 519610, 613254, 715463, 779415, 1022090, 1328717, 1430926, 1533135, 1558830, 2146389, 2657434, 3066270, 3577315, 3986151, 4292778, 6643585, 7154630, 7972302, 9301019, 10731945, 13287170, 18602038, 19930755, 21463890, 27903057, 39861510, 46505095, 55806114, 93010190, 139515285, 279030570]

約数ペア:

[(1, 279030570), (2, 139515285), (3, 93010190), (5, 55806114), (6, 46505095), (7, 39861510), (10, 27903057), (13, 21463890), (14, 19930755), (15, 18602038), (21, 13287170), (26, 10731945), (30, 9301019), (35, 7972302), (39, 7154630), (42, 6643585), (65, 4292778), (70, 3986151), (78, 3577315), (91, 3066270), (105, 2657434), (130, 2146389), (179, 1558830), (182, 1533135), (195, 1430926), (210, 1328717), (273, 1022090), (358, 779415), (390, 715463), (455, 613254), (537, 519610), (546, 511045), (571, 488670), (895, 311766), (910, 306627), (1074, 259805), (1142, 244335), (1253, 222690), (1365, 204418), (1713, 162890), (1790, 155883), (2327, 119910), (2506, 111345), (2685, 103922), (2730, 102209), (2855, 97734), (3426, 81445), (3759, 74230), (3997, 69810), (4654, 59955), (5370, 51961), (5710, 48867), (6265, 44538), (6981, 39970), (7423, 37590), (7518, 37115), (7994, 34905), (8565, 32578), (11635, 23982), (11991, 23270), (12530, 22269), (13962, 19985), (14846, 18795), (16289, 17130)]