279328140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17053}}^1$

素因数の和:17088

約数の個数: 144

約数和(自身を含む): 1042886208

約数和(自身を除く): 763558068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 17053, 34106, 51159, 68212, 85265, 102318, 119371, 153477, 170530, 204636, 221689, 238742, 255795, 306954, 341060, 358113, 443378, 477484, 511590, 596855, 613908, 665067, 716226, 767385, 886756, 1023180, 1074339, 1108445, 1193710, 1330134, 1432452, 1534770, 1551823, 1790565, 1995201, 2148678, 2216890, 2387420, 2660268, 3069540, 3103646, 3325335, 3581130, 3990402, 4297356, 4433780, 4655469, 5371695, 6207292, 6650670, 7162260, 7759115, 7980804, 9310938, 9976005, 10743390, 13301340, 13966407, 15518230, 18621876, 19952010, 21486780, 23277345, 27932814, 31036460, 39904020, 46554690, 55865628, 69832035, 93109380, 139664070, 279328140]

約数ペア:

[(1, 279328140), (2, 139664070), (3, 93109380), (4, 69832035), (5, 55865628), (6, 46554690), (7, 39904020), (9, 31036460), (10, 27932814), (12, 23277345), (13, 21486780), (14, 19952010), (15, 18621876), (18, 15518230), (20, 13966407), (21, 13301340), (26, 10743390), (28, 9976005), (30, 9310938), (35, 7980804), (36, 7759115), (39, 7162260), (42, 6650670), (45, 6207292), (52, 5371695), (60, 4655469), (63, 4433780), (65, 4297356), (70, 3990402), (78, 3581130), (84, 3325335), (90, 3103646), (91, 3069540), (105, 2660268), (117, 2387420), (126, 2216890), (130, 2148678), (140, 1995201), (156, 1790565), (180, 1551823), (182, 1534770), (195, 1432452), (210, 1330134), (234, 1193710), (252, 1108445), (260, 1074339), (273, 1023180), (315, 886756), (364, 767385), (390, 716226), (420, 665067), (455, 613908), (468, 596855), (546, 511590), (585, 477484), (630, 443378), (780, 358113), (819, 341060), (910, 306954), (1092, 255795), (1170, 238742), (1260, 221689), (1365, 204636), (1638, 170530), (1820, 153477), (2340, 119371), (2730, 102318), (3276, 85265), (4095, 68212), (5460, 51159), (8190, 34106), (16380, 17053)]