219921480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:785

約数の個数: 160

約数和(自身を含む): 747489600

約数和(自身を除く): 527568120

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, 103, 108, 120, 135, 162, 180, 206, 216, 270, 309, 324, 360, 405, 412, 515, 540, 618, 648, 659, 810, 824, 927, 1030, 1080, 1236, 1318, 1545, 1620, 1854, 1977, 2060, 2472, 2636, 2781, 3090, 3240, 3295, 3708, 3954, 4120, 4635, 5272, 5562, 5931, 6180, 6590, 7416, 7908, 8343, 9270, 9885, 11124, 11862, 12360, 13180, 13905, 15816, 16686, 17793, 18540, 19770, 22248, 23724, 26360, 27810, 29655, 33372, 35586, 37080, 39540, 41715, 47448, 53379, 55620, 59310, 66744, 67877, 71172, 79080, 83430, 88965, 106758, 111240, 118620, 135754, 142344, 166860, 177930, 203631, 213516, 237240, 266895, 271508, 333720, 339385, 355860, 407262, 427032, 533790, 543016, 610893, 678770, 711720, 814524, 1018155, 1067580, 1221786, 1357540, 1629048, 1832679, 2036310, 2135160, 2443572, 2715080, 3054465, 3665358, 4072620, 4887144, 5498037, 6108930, 7330716, 8145240, 9163395, 10996074, 12217860, 14661432, 18326790, 21992148, 24435720, 27490185, 36653580, 43984296, 54980370, 73307160, 109960740, 219921480]

約数ペア:

[(1, 219921480), (2, 109960740), (3, 73307160), (4, 54980370), (5, 43984296), (6, 36653580), (8, 27490185), (9, 24435720), (10, 21992148), (12, 18326790), (15, 14661432), (18, 12217860), (20, 10996074), (24, 9163395), (27, 8145240), (30, 7330716), (36, 6108930), (40, 5498037), (45, 4887144), (54, 4072620), (60, 3665358), (72, 3054465), (81, 2715080), (90, 2443572), (103, 2135160), (108, 2036310), (120, 1832679), (135, 1629048), (162, 1357540), (180, 1221786), (206, 1067580), (216, 1018155), (270, 814524), (309, 711720), (324, 678770), (360, 610893), (405, 543016), (412, 533790), (515, 427032), (540, 407262), (618, 355860), (648, 339385), (659, 333720), (810, 271508), (824, 266895), (927, 237240), (1030, 213516), (1080, 203631), (1236, 177930), (1318, 166860), (1545, 142344), (1620, 135754), (1854, 118620), (1977, 111240), (2060, 106758), (2472, 88965), (2636, 83430), (2781, 79080), (3090, 71172), (3240, 67877), (3295, 66744), (3708, 59310), (3954, 55620), (4120, 53379), (4635, 47448), (5272, 41715), (5562, 39540), (5931, 37080), (6180, 35586), (6590, 33372), (7416, 29655), (7908, 27810), (8343, 26360), (9270, 23724), (9885, 22248), (11124, 19770), (11862, 18540), (12360, 17793), (13180, 16686), (13905, 15816)]