66345480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20477}}^1$

素因数の和:20500

約数の個数: 80

約数和(自身を含む): 223005420

約数和(自身を除く): 156659940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 20477, 40954, 61431, 81908, 102385, 122862, 163816, 184293, 204770, 245724, 307155, 368586, 409540, 491448, 552879, 614310, 737172, 819080, 921465, 1105758, 1228620, 1474344, 1658637, 1842930, 2211516, 2457240, 2764395, 3317274, 3685860, 4423032, 5528790, 6634548, 7371720, 8293185, 11057580, 13269096, 16586370, 22115160, 33172740, 66345480]

約数ペア:

[(1, 66345480), (2, 33172740), (3, 22115160), (4, 16586370), (5, 13269096), (6, 11057580), (8, 8293185), (9, 7371720), (10, 6634548), (12, 5528790), (15, 4423032), (18, 3685860), (20, 3317274), (24, 2764395), (27, 2457240), (30, 2211516), (36, 1842930), (40, 1658637), (45, 1474344), (54, 1228620), (60, 1105758), (72, 921465), (81, 819080), (90, 737172), (108, 614310), (120, 552879), (135, 491448), (162, 409540), (180, 368586), (216, 307155), (270, 245724), (324, 204770), (360, 184293), (405, 163816), (540, 122862), (648, 102385), (810, 81908), (1080, 61431), (1620, 40954), (3240, 20477)]