80641890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6737}}^1$

素因数の和:6776

約数の個数: 96

約数和(自身を含む): 252270720

約数和(自身を除く): 171628830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1710, 1995, 2394, 3990, 5985, 6737, 11970, 13474, 20211, 33685, 40422, 47159, 60633, 67370, 94318, 101055, 121266, 128003, 141477, 202110, 235795, 256006, 282954, 303165, 384009, 424431, 471590, 606330, 640015, 707385, 768018, 848862, 896021, 1152027, 1280030, 1414770, 1792042, 1920045, 2122155, 2304054, 2688063, 3840090, 4244310, 4480105, 5376126, 5760135, 8064189, 8960210, 11520270, 13440315, 16128378, 26880630, 40320945, 80641890]

約数ペア:

[(1, 80641890), (2, 40320945), (3, 26880630), (5, 16128378), (6, 13440315), (7, 11520270), (9, 8960210), (10, 8064189), (14, 5760135), (15, 5376126), (18, 4480105), (19, 4244310), (21, 3840090), (30, 2688063), (35, 2304054), (38, 2122155), (42, 1920045), (45, 1792042), (57, 1414770), (63, 1280030), (70, 1152027), (90, 896021), (95, 848862), (105, 768018), (114, 707385), (126, 640015), (133, 606330), (171, 471590), (190, 424431), (210, 384009), (266, 303165), (285, 282954), (315, 256006), (342, 235795), (399, 202110), (570, 141477), (630, 128003), (665, 121266), (798, 101055), (855, 94318), (1197, 67370), (1330, 60633), (1710, 47159), (1995, 40422), (2394, 33685), (3990, 20211), (5985, 13474), (6737, 11970)]