72163440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{33409}}^1$

素因数の和:33431

約数の個数: 80

約数和(自身を含む): 248570400

約数和(自身を除く): 176406960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 33409, 66818, 100227, 133636, 167045, 200454, 267272, 300681, 334090, 400908, 501135, 534544, 601362, 668180, 801816, 902043, 1002270, 1202724, 1336360, 1503405, 1603632, 1804086, 2004540, 2405448, 2672720, 3006810, 3608172, 4009080, 4510215, 4810896, 6013620, 7216344, 8018160, 9020430, 12027240, 14432688, 18040860, 24054480, 36081720, 72163440]

約数ペア:

[(1, 72163440), (2, 36081720), (3, 24054480), (4, 18040860), (5, 14432688), (6, 12027240), (8, 9020430), (9, 8018160), (10, 7216344), (12, 6013620), (15, 4810896), (16, 4510215), (18, 4009080), (20, 3608172), (24, 3006810), (27, 2672720), (30, 2405448), (36, 2004540), (40, 1804086), (45, 1603632), (48, 1503405), (54, 1336360), (60, 1202724), (72, 1002270), (80, 902043), (90, 801816), (108, 668180), (120, 601362), (135, 534544), (144, 501135), (180, 400908), (216, 334090), (240, 300681), (270, 267272), (360, 200454), (432, 167045), (540, 133636), (720, 100227), (1080, 66818), (2160, 33409)]