289811340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1361}}^1$

素因数の和:1409

約数の個数: 216

約数和(自身を含む): 1088706528

約数和(自身を除く): 798895188

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, 169, 180, 182, 195, 210, 234, 252, 260, 273, 315, 338, 364, 390, 420, 455, 468, 507, 546, 585, 630, 676, 780, 819, 845, 910, 1014, 1092, 1170, 1183, 1260, 1361, 1365, 1521, 1638, 1690, 1820, 2028, 2340, 2366, 2535, 2722, 2730, 3042, 3276, 3380, 3549, 4083, 4095, 4732, 5070, 5444, 5460, 5915, 6084, 6805, 7098, 7605, 8166, 8190, 9527, 10140, 10647, 11830, 12249, 13610, 14196, 15210, 16332, 16380, 17693, 17745, 19054, 20415, 21294, 23660, 24498, 27220, 28581, 30420, 35386, 35490, 38108, 40830, 42588, 47635, 48996, 53079, 53235, 57162, 61245, 70772, 70980, 81660, 85743, 88465, 95270, 106158, 106470, 114324, 122490, 123851, 142905, 159237, 171486, 176930, 190540, 212316, 212940, 230009, 244980, 247702, 265395, 285810, 318474, 342972, 353860, 371553, 428715, 460018, 495404, 530790, 571620, 619255, 636948, 690027, 743106, 796185, 857430, 920036, 1061580, 1114659, 1150045, 1238510, 1380054, 1486212, 1592370, 1610063, 1714860, 1857765, 2070081, 2229318, 2300090, 2477020, 2760108, 3184740, 3220126, 3450135, 3715530, 4140162, 4458636, 4600180, 4830189, 5573295, 6440252, 6900270, 7431060, 8050315, 8280324, 9660378, 10350405, 11146590, 13800540, 14490567, 16100630, 19320756, 20700810, 22293180, 24150945, 28981134, 32201260, 41401620, 48301890, 57962268, 72452835, 96603780, 144905670, 289811340]

約数ペア:

[(1, 289811340), (2, 144905670), (3, 96603780), (4, 72452835), (5, 57962268), (6, 48301890), (7, 41401620), (9, 32201260), (10, 28981134), (12, 24150945), (13, 22293180), (14, 20700810), (15, 19320756), (18, 16100630), (20, 14490567), (21, 13800540), (26, 11146590), (28, 10350405), (30, 9660378), (35, 8280324), (36, 8050315), (39, 7431060), (42, 6900270), (45, 6440252), (52, 5573295), (60, 4830189), (63, 4600180), (65, 4458636), (70, 4140162), (78, 3715530), (84, 3450135), (90, 3220126), (91, 3184740), (105, 2760108), (117, 2477020), (126, 2300090), (130, 2229318), (140, 2070081), (156, 1857765), (169, 1714860), (180, 1610063), (182, 1592370), (195, 1486212), (210, 1380054), (234, 1238510), (252, 1150045), (260, 1114659), (273, 1061580), (315, 920036), (338, 857430), (364, 796185), (390, 743106), (420, 690027), (455, 636948), (468, 619255), (507, 571620), (546, 530790), (585, 495404), (630, 460018), (676, 428715), (780, 371553), (819, 353860), (845, 342972), (910, 318474), (1014, 285810), (1092, 265395), (1170, 247702), (1183, 244980), (1260, 230009), (1361, 212940), (1365, 212316), (1521, 190540), (1638, 176930), (1690, 171486), (1820, 159237), (2028, 142905), (2340, 123851), (2366, 122490), (2535, 114324), (2722, 106470), (2730, 106158), (3042, 95270), (3276, 88465), (3380, 85743), (3549, 81660), (4083, 70980), (4095, 70772), (4732, 61245), (5070, 57162), (5444, 53235), (5460, 53079), (5915, 48996), (6084, 47635), (6805, 42588), (7098, 40830), (7605, 38108), (8166, 35490), (8190, 35386), (9527, 30420), (10140, 28581), (10647, 27220), (11830, 24498), (12249, 23660), (13610, 21294), (14196, 20415), (15210, 19054), (16332, 17745), (16380, 17693)]