128520756

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1453}}^1$

素因数の和:1492

約数の個数: 144

約数和(自身を含む): 414936704

約数和(自身を除く): 286415948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 243, 252, 273, 324, 351, 364, 378, 468, 486, 546, 567, 702, 756, 819, 972, 1053, 1092, 1134, 1404, 1453, 1638, 1701, 2106, 2268, 2457, 2906, 3159, 3276, 3402, 4212, 4359, 4914, 5812, 6318, 6804, 7371, 8718, 9828, 10171, 12636, 13077, 14742, 17436, 18889, 20342, 22113, 26154, 29484, 30513, 37778, 39231, 40684, 44226, 52308, 56667, 61026, 75556, 78462, 88452, 91539, 113334, 117693, 122052, 132223, 156924, 170001, 183078, 226668, 235386, 264446, 274617, 340002, 353079, 366156, 396669, 470772, 510003, 528892, 549234, 680004, 706158, 793338, 823851, 1020006, 1098468, 1190007, 1412316, 1530009, 1586676, 1647702, 2040012, 2380014, 2471553, 3060018, 3295404, 3570021, 4590027, 4760028, 4943106, 6120036, 7140042, 9180054, 9886212, 10710063, 14280084, 18360108, 21420126, 32130189, 42840252, 64260378, 128520756]

約数ペア:

[(1, 128520756), (2, 64260378), (3, 42840252), (4, 32130189), (6, 21420126), (7, 18360108), (9, 14280084), (12, 10710063), (13, 9886212), (14, 9180054), (18, 7140042), (21, 6120036), (26, 4943106), (27, 4760028), (28, 4590027), (36, 3570021), (39, 3295404), (42, 3060018), (52, 2471553), (54, 2380014), (63, 2040012), (78, 1647702), (81, 1586676), (84, 1530009), (91, 1412316), (108, 1190007), (117, 1098468), (126, 1020006), (156, 823851), (162, 793338), (182, 706158), (189, 680004), (234, 549234), (243, 528892), (252, 510003), (273, 470772), (324, 396669), (351, 366156), (364, 353079), (378, 340002), (468, 274617), (486, 264446), (546, 235386), (567, 226668), (702, 183078), (756, 170001), (819, 156924), (972, 132223), (1053, 122052), (1092, 117693), (1134, 113334), (1404, 91539), (1453, 88452), (1638, 78462), (1701, 75556), (2106, 61026), (2268, 56667), (2457, 52308), (2906, 44226), (3159, 40684), (3276, 39231), (3402, 37778), (4212, 30513), (4359, 29484), (4914, 26154), (5812, 22113), (6318, 20342), (6804, 18889), (7371, 17436), (8718, 14742), (9828, 13077), (10171, 12636)]