161805840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{13759}}^1$

素因数の和:13789

約数の個数: 120

約数和(自身を含む): 583534080

約数和(自身を除く): 421728240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 13759, 27518, 41277, 55036, 68795, 82554, 96313, 110072, 137590, 165108, 192626, 206385, 220144, 275180, 288939, 330216, 385252, 412770, 481565, 550360, 577878, 660432, 674191, 770504, 825540, 963130, 1100720, 1155756, 1348382, 1444695, 1541008, 1651080, 1926260, 2022573, 2311512, 2696764, 2889390, 3302160, 3370955, 3852520, 4045146, 4623024, 5393528, 5778780, 6741910, 7705040, 8090292, 10112865, 10787056, 11557560, 13483820, 16180584, 20225730, 23115120, 26967640, 32361168, 40451460, 53935280, 80902920, 161805840]

約数ペア:

[(1, 161805840), (2, 80902920), (3, 53935280), (4, 40451460), (5, 32361168), (6, 26967640), (7, 23115120), (8, 20225730), (10, 16180584), (12, 13483820), (14, 11557560), (15, 10787056), (16, 10112865), (20, 8090292), (21, 7705040), (24, 6741910), (28, 5778780), (30, 5393528), (35, 4623024), (40, 4045146), (42, 3852520), (48, 3370955), (49, 3302160), (56, 2889390), (60, 2696764), (70, 2311512), (80, 2022573), (84, 1926260), (98, 1651080), (105, 1541008), (112, 1444695), (120, 1348382), (140, 1155756), (147, 1100720), (168, 963130), (196, 825540), (210, 770504), (240, 674191), (245, 660432), (280, 577878), (294, 550360), (336, 481565), (392, 412770), (420, 385252), (490, 330216), (560, 288939), (588, 275180), (735, 220144), (784, 206385), (840, 192626), (980, 165108), (1176, 137590), (1470, 110072), (1680, 96313), (1960, 82554), (2352, 68795), (2940, 55036), (3920, 41277), (5880, 27518), (11760, 13759)]