66405240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:478

約数の個数: 192

約数和(自身を含む): 241768800

約数和(自身を除く): 175363560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 55, 60, 66, 72, 82, 88, 90, 99, 110, 120, 123, 132, 164, 165, 180, 198, 205, 220, 246, 264, 328, 330, 360, 369, 396, 409, 410, 440, 451, 492, 495, 615, 660, 738, 792, 818, 820, 902, 984, 990, 1227, 1230, 1320, 1353, 1476, 1636, 1640, 1804, 1845, 1980, 2045, 2255, 2454, 2460, 2706, 2952, 3272, 3608, 3681, 3690, 3960, 4059, 4090, 4499, 4510, 4908, 4920, 5412, 6135, 6765, 7362, 7380, 8118, 8180, 8998, 9020, 9816, 10824, 12270, 13497, 13530, 14724, 14760, 16236, 16360, 16769, 17996, 18040, 18405, 20295, 22495, 24540, 26994, 27060, 29448, 32472, 33538, 35992, 36810, 40491, 40590, 44990, 49080, 50307, 53988, 54120, 67076, 67485, 73620, 80982, 81180, 83845, 89980, 100614, 107976, 134152, 134970, 147240, 150921, 161964, 162360, 167690, 179960, 184459, 201228, 202455, 251535, 269940, 301842, 323928, 335380, 368918, 402456, 404910, 503070, 539880, 553377, 603684, 670760, 737836, 754605, 809820, 922295, 1006140, 1106754, 1207368, 1475672, 1509210, 1619640, 1660131, 1844590, 2012280, 2213508, 2766885, 3018420, 3320262, 3689180, 4427016, 5533770, 6036840, 6640524, 7378360, 8300655, 11067540, 13281048, 16601310, 22135080, 33202620, 66405240]

約数ペア:

[(1, 66405240), (2, 33202620), (3, 22135080), (4, 16601310), (5, 13281048), (6, 11067540), (8, 8300655), (9, 7378360), (10, 6640524), (11, 6036840), (12, 5533770), (15, 4427016), (18, 3689180), (20, 3320262), (22, 3018420), (24, 2766885), (30, 2213508), (33, 2012280), (36, 1844590), (40, 1660131), (41, 1619640), (44, 1509210), (45, 1475672), (55, 1207368), (60, 1106754), (66, 1006140), (72, 922295), (82, 809820), (88, 754605), (90, 737836), (99, 670760), (110, 603684), (120, 553377), (123, 539880), (132, 503070), (164, 404910), (165, 402456), (180, 368918), (198, 335380), (205, 323928), (220, 301842), (246, 269940), (264, 251535), (328, 202455), (330, 201228), (360, 184459), (369, 179960), (396, 167690), (409, 162360), (410, 161964), (440, 150921), (451, 147240), (492, 134970), (495, 134152), (615, 107976), (660, 100614), (738, 89980), (792, 83845), (818, 81180), (820, 80982), (902, 73620), (984, 67485), (990, 67076), (1227, 54120), (1230, 53988), (1320, 50307), (1353, 49080), (1476, 44990), (1636, 40590), (1640, 40491), (1804, 36810), (1845, 35992), (1980, 33538), (2045, 32472), (2255, 29448), (2454, 27060), (2460, 26994), (2706, 24540), (2952, 22495), (3272, 20295), (3608, 18405), (3681, 18040), (3690, 17996), (3960, 16769), (4059, 16360), (4090, 16236), (4499, 14760), (4510, 14724), (4908, 13530), (4920, 13497), (5412, 12270), (6135, 10824), (6765, 9816), (7362, 9020), (7380, 8998), (8118, 8180)]