177752680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 489888000

約数和(自身を除く): 312135320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 107, 119, 136, 140, 170, 214, 238, 280, 340, 349, 428, 476, 535, 595, 680, 698, 749, 856, 952, 1070, 1190, 1396, 1498, 1745, 1819, 2140, 2380, 2443, 2792, 2996, 3490, 3638, 3745, 4280, 4760, 4886, 5933, 5992, 6980, 7276, 7490, 9095, 9772, 11866, 12215, 12733, 13960, 14552, 14980, 18190, 19544, 23732, 24430, 25466, 29665, 29960, 36380, 37343, 41531, 47464, 48860, 50932, 59330, 63665, 72760, 74686, 83062, 97720, 101864, 118660, 127330, 149372, 166124, 186715, 207655, 237320, 254660, 261401, 298744, 332248, 373430, 415310, 509320, 522802, 634831, 746860, 830620, 1045604, 1269662, 1307005, 1493720, 1661240, 2091208, 2539324, 2614010, 3174155, 4443817, 5078648, 5228020, 6348310, 8887634, 10456040, 12696620, 17775268, 22219085, 25393240, 35550536, 44438170, 88876340, 177752680]

約数ペア:

[(1, 177752680), (2, 88876340), (4, 44438170), (5, 35550536), (7, 25393240), (8, 22219085), (10, 17775268), (14, 12696620), (17, 10456040), (20, 8887634), (28, 6348310), (34, 5228020), (35, 5078648), (40, 4443817), (56, 3174155), (68, 2614010), (70, 2539324), (85, 2091208), (107, 1661240), (119, 1493720), (136, 1307005), (140, 1269662), (170, 1045604), (214, 830620), (238, 746860), (280, 634831), (340, 522802), (349, 509320), (428, 415310), (476, 373430), (535, 332248), (595, 298744), (680, 261401), (698, 254660), (749, 237320), (856, 207655), (952, 186715), (1070, 166124), (1190, 149372), (1396, 127330), (1498, 118660), (1745, 101864), (1819, 97720), (2140, 83062), (2380, 74686), (2443, 72760), (2792, 63665), (2996, 59330), (3490, 50932), (3638, 48860), (3745, 47464), (4280, 41531), (4760, 37343), (4886, 36380), (5933, 29960), (5992, 29665), (6980, 25466), (7276, 24430), (7490, 23732), (9095, 19544), (9772, 18190), (11866, 14980), (12215, 14552), (12733, 13960)]